/* automatically generated by rust-bindgen 0.55.1 */

pub const _LIBC_LIMITS_H_: u32 = 1;
pub const _FEATURES_H: u32 = 1;
pub const _DEFAULT_SOURCE: u32 = 1;
pub const __USE_ISOC11: u32 = 1;
pub const __USE_ISOC99: u32 = 1;
pub const __USE_ISOC95: u32 = 1;
pub const __USE_POSIX_IMPLICITLY: u32 = 1;
pub const _POSIX_SOURCE: u32 = 1;
pub const _POSIX_C_SOURCE: u32 = 200809;
pub const __USE_POSIX: u32 = 1;
pub const __USE_POSIX2: u32 = 1;
pub const __USE_POSIX199309: u32 = 1;
pub const __USE_POSIX199506: u32 = 1;
pub const __USE_XOPEN2K: u32 = 1;
pub const __USE_XOPEN2K8: u32 = 1;
pub const _ATFILE_SOURCE: u32 = 1;
pub const __USE_MISC: u32 = 1;
pub const __USE_ATFILE: u32 = 1;
pub const __USE_FORTIFY_LEVEL: u32 = 0;
pub const __GLIBC_USE_DEPRECATED_GETS: u32 = 0;
pub const _STDC_PREDEF_H: u32 = 1;
pub const __STDC_IEC_559__: u32 = 1;
pub const __STDC_IEC_559_COMPLEX__: u32 = 1;
pub const __STDC_ISO_10646__: u32 = 201706;
pub const __STDC_NO_THREADS__: u32 = 1;
pub const __GNU_LIBRARY__: u32 = 6;
pub const __GLIBC__: u32 = 2;
pub const __GLIBC_MINOR__: u32 = 27;
pub const _SYS_CDEFS_H: u32 = 1;
pub const __glibc_c99_flexarr_available: u32 = 1;
pub const __WORDSIZE: u32 = 64;
pub const __WORDSIZE_TIME64_COMPAT32: u32 = 1;
pub const __SYSCALL_WORDSIZE: u32 = 64;
pub const __HAVE_GENERIC_SELECTION: u32 = 1;
pub const __GLIBC_USE_LIB_EXT2: u32 = 0;
pub const __GLIBC_USE_IEC_60559_BFP_EXT: u32 = 0;
pub const __GLIBC_USE_IEC_60559_FUNCS_EXT: u32 = 0;
pub const __GLIBC_USE_IEC_60559_TYPES_EXT: u32 = 0;
pub const MB_LEN_MAX: u32 = 16;
pub const _BITS_POSIX1_LIM_H: u32 = 1;
pub const _POSIX_AIO_LISTIO_MAX: u32 = 2;
pub const _POSIX_AIO_MAX: u32 = 1;
pub const _POSIX_ARG_MAX: u32 = 4096;
pub const _POSIX_CHILD_MAX: u32 = 25;
pub const _POSIX_DELAYTIMER_MAX: u32 = 32;
pub const _POSIX_HOST_NAME_MAX: u32 = 255;
pub const _POSIX_LINK_MAX: u32 = 8;
pub const _POSIX_LOGIN_NAME_MAX: u32 = 9;
pub const _POSIX_MAX_CANON: u32 = 255;
pub const _POSIX_MAX_INPUT: u32 = 255;
pub const _POSIX_MQ_OPEN_MAX: u32 = 8;
pub const _POSIX_MQ_PRIO_MAX: u32 = 32;
pub const _POSIX_NAME_MAX: u32 = 14;
pub const _POSIX_NGROUPS_MAX: u32 = 8;
pub const _POSIX_OPEN_MAX: u32 = 20;
pub const _POSIX_PATH_MAX: u32 = 256;
pub const _POSIX_PIPE_BUF: u32 = 512;
pub const _POSIX_RE_DUP_MAX: u32 = 255;
pub const _POSIX_RTSIG_MAX: u32 = 8;
pub const _POSIX_SEM_NSEMS_MAX: u32 = 256;
pub const _POSIX_SEM_VALUE_MAX: u32 = 32767;
pub const _POSIX_SIGQUEUE_MAX: u32 = 32;
pub const _POSIX_SSIZE_MAX: u32 = 32767;
pub const _POSIX_STREAM_MAX: u32 = 8;
pub const _POSIX_SYMLINK_MAX: u32 = 255;
pub const _POSIX_SYMLOOP_MAX: u32 = 8;
pub const _POSIX_TIMER_MAX: u32 = 32;
pub const _POSIX_TTY_NAME_MAX: u32 = 9;
pub const _POSIX_TZNAME_MAX: u32 = 6;
pub const _POSIX_CLOCKRES_MIN: u32 = 20000000;
pub const NR_OPEN: u32 = 1024;
pub const NGROUPS_MAX: u32 = 65536;
pub const ARG_MAX: u32 = 131072;
pub const LINK_MAX: u32 = 127;
pub const MAX_CANON: u32 = 255;
pub const MAX_INPUT: u32 = 255;
pub const NAME_MAX: u32 = 255;
pub const PATH_MAX: u32 = 4096;
pub const PIPE_BUF: u32 = 4096;
pub const XATTR_NAME_MAX: u32 = 255;
pub const XATTR_SIZE_MAX: u32 = 65536;
pub const XATTR_LIST_MAX: u32 = 65536;
pub const RTSIG_MAX: u32 = 32;
pub const _POSIX_THREAD_KEYS_MAX: u32 = 128;
pub const PTHREAD_KEYS_MAX: u32 = 1024;
pub const _POSIX_THREAD_DESTRUCTOR_ITERATIONS: u32 = 4;
pub const PTHREAD_DESTRUCTOR_ITERATIONS: u32 = 4;
pub const _POSIX_THREAD_THREADS_MAX: u32 = 64;
pub const AIO_PRIO_DELTA_MAX: u32 = 20;
pub const PTHREAD_STACK_MIN: u32 = 16384;
pub const DELAYTIMER_MAX: u32 = 2147483647;
pub const TTY_NAME_MAX: u32 = 32;
pub const LOGIN_NAME_MAX: u32 = 256;
pub const HOST_NAME_MAX: u32 = 64;
pub const MQ_PRIO_MAX: u32 = 32768;
pub const SEM_VALUE_MAX: u32 = 2147483647;
pub const _BITS_POSIX2_LIM_H: u32 = 1;
pub const _POSIX2_BC_BASE_MAX: u32 = 99;
pub const _POSIX2_BC_DIM_MAX: u32 = 2048;
pub const _POSIX2_BC_SCALE_MAX: u32 = 99;
pub const _POSIX2_BC_STRING_MAX: u32 = 1000;
pub const _POSIX2_COLL_WEIGHTS_MAX: u32 = 2;
pub const _POSIX2_EXPR_NEST_MAX: u32 = 32;
pub const _POSIX2_LINE_MAX: u32 = 2048;
pub const _POSIX2_RE_DUP_MAX: u32 = 255;
pub const _POSIX2_CHARCLASS_NAME_MAX: u32 = 14;
pub const BC_BASE_MAX: u32 = 99;
pub const BC_DIM_MAX: u32 = 2048;
pub const BC_SCALE_MAX: u32 = 99;
pub const BC_STRING_MAX: u32 = 1000;
pub const COLL_WEIGHTS_MAX: u32 = 255;
pub const EXPR_NEST_MAX: u32 = 32;
pub const LINE_MAX: u32 = 2048;
pub const CHARCLASS_NAME_MAX: u32 = 2048;
pub const RE_DUP_MAX: u32 = 32767;
pub const _STDINT_H: u32 = 1;
pub const _BITS_TYPES_H: u32 = 1;
pub const _BITS_TYPESIZES_H: u32 = 1;
pub const __OFF_T_MATCHES_OFF64_T: u32 = 1;
pub const __INO_T_MATCHES_INO64_T: u32 = 1;
pub const __RLIM_T_MATCHES_RLIM64_T: u32 = 1;
pub const __FD_SETSIZE: u32 = 1024;
pub const _BITS_WCHAR_H: u32 = 1;
pub const _BITS_STDINT_INTN_H: u32 = 1;
pub const _BITS_STDINT_UINTN_H: u32 = 1;
pub const INT8_MIN: i32 = -128;
pub const INT16_MIN: i32 = -32768;
pub const INT32_MIN: i32 = -2147483648;
pub const INT8_MAX: u32 = 127;
pub const INT16_MAX: u32 = 32767;
pub const INT32_MAX: u32 = 2147483647;
pub const UINT8_MAX: u32 = 255;
pub const UINT16_MAX: u32 = 65535;
pub const UINT32_MAX: u32 = 4294967295;
pub const INT_LEAST8_MIN: i32 = -128;
pub const INT_LEAST16_MIN: i32 = -32768;
pub const INT_LEAST32_MIN: i32 = -2147483648;
pub const INT_LEAST8_MAX: u32 = 127;
pub const INT_LEAST16_MAX: u32 = 32767;
pub const INT_LEAST32_MAX: u32 = 2147483647;
pub const UINT_LEAST8_MAX: u32 = 255;
pub const UINT_LEAST16_MAX: u32 = 65535;
pub const UINT_LEAST32_MAX: u32 = 4294967295;
pub const INT_FAST8_MIN: i32 = -128;
pub const INT_FAST16_MIN: i64 = -9223372036854775808;
pub const INT_FAST32_MIN: i64 = -9223372036854775808;
pub const INT_FAST8_MAX: u32 = 127;
pub const INT_FAST16_MAX: u64 = 9223372036854775807;
pub const INT_FAST32_MAX: u64 = 9223372036854775807;
pub const UINT_FAST8_MAX: u32 = 255;
pub const UINT_FAST16_MAX: i32 = -1;
pub const UINT_FAST32_MAX: i32 = -1;
pub const INTPTR_MIN: i64 = -9223372036854775808;
pub const INTPTR_MAX: u64 = 9223372036854775807;
pub const UINTPTR_MAX: i32 = -1;
pub const PTRDIFF_MIN: i64 = -9223372036854775808;
pub const PTRDIFF_MAX: u64 = 9223372036854775807;
pub const SIG_ATOMIC_MIN: i32 = -2147483648;
pub const SIG_ATOMIC_MAX: u32 = 2147483647;
pub const SIZE_MAX: i32 = -1;
pub const WINT_MIN: u32 = 0;
pub const WINT_MAX: u32 = 4294967295;
pub const _STDLIB_H: u32 = 1;
pub const WNOHANG: u32 = 1;
pub const WUNTRACED: u32 = 2;
pub const WSTOPPED: u32 = 2;
pub const WEXITED: u32 = 4;
pub const WCONTINUED: u32 = 8;
pub const WNOWAIT: u32 = 16777216;
pub const __WNOTHREAD: u32 = 536870912;
pub const __WALL: u32 = 1073741824;
pub const __WCLONE: u32 = 2147483648;
pub const __ENUM_IDTYPE_T: u32 = 1;
pub const __W_CONTINUED: u32 = 65535;
pub const __WCOREFLAG: u32 = 128;
pub const __HAVE_FLOAT128: u32 = 0;
pub const __HAVE_DISTINCT_FLOAT128: u32 = 0;
pub const __HAVE_FLOAT64X: u32 = 1;
pub const __HAVE_FLOAT64X_LONG_DOUBLE: u32 = 1;
pub const __HAVE_FLOAT16: u32 = 0;
pub const __HAVE_FLOAT32: u32 = 1;
pub const __HAVE_FLOAT64: u32 = 1;
pub const __HAVE_FLOAT32X: u32 = 1;
pub const __HAVE_FLOAT128X: u32 = 0;
pub const __HAVE_DISTINCT_FLOAT16: u32 = 0;
pub const __HAVE_DISTINCT_FLOAT32: u32 = 0;
pub const __HAVE_DISTINCT_FLOAT64: u32 = 0;
pub const __HAVE_DISTINCT_FLOAT32X: u32 = 0;
pub const __HAVE_DISTINCT_FLOAT64X: u32 = 0;
pub const __HAVE_DISTINCT_FLOAT128X: u32 = 0;
pub const __HAVE_FLOATN_NOT_TYPEDEF: u32 = 0;
pub const __ldiv_t_defined: u32 = 1;
pub const __lldiv_t_defined: u32 = 1;
pub const RAND_MAX: u32 = 2147483647;
pub const EXIT_FAILURE: u32 = 1;
pub const EXIT_SUCCESS: u32 = 0;
pub const _SYS_TYPES_H: u32 = 1;
pub const __clock_t_defined: u32 = 1;
pub const __clockid_t_defined: u32 = 1;
pub const __time_t_defined: u32 = 1;
pub const __timer_t_defined: u32 = 1;
pub const __BIT_TYPES_DEFINED__: u32 = 1;
pub const _ENDIAN_H: u32 = 1;
pub const __LITTLE_ENDIAN: u32 = 1234;
pub const __BIG_ENDIAN: u32 = 4321;
pub const __PDP_ENDIAN: u32 = 3412;
pub const __BYTE_ORDER: u32 = 1234;
pub const __FLOAT_WORD_ORDER: u32 = 1234;
pub const LITTLE_ENDIAN: u32 = 1234;
pub const BIG_ENDIAN: u32 = 4321;
pub const PDP_ENDIAN: u32 = 3412;
pub const BYTE_ORDER: u32 = 1234;
pub const _BITS_BYTESWAP_H: u32 = 1;
pub const _BITS_UINTN_IDENTITY_H: u32 = 1;
pub const _SYS_SELECT_H: u32 = 1;
pub const __FD_ZERO_STOS: &'static [u8; 6usize] = b"stosq\0";
pub const __sigset_t_defined: u32 = 1;
pub const __timeval_defined: u32 = 1;
pub const __timespec_defined: u32 = 1;
pub const FD_SETSIZE: u32 = 1024;
pub const _SYS_SYSMACROS_H: u32 = 1;
pub const _BITS_SYSMACROS_H: u32 = 1;
pub const _BITS_PTHREADTYPES_COMMON_H: u32 = 1;
pub const _THREAD_SHARED_TYPES_H: u32 = 1;
pub const _BITS_PTHREADTYPES_ARCH_H: u32 = 1;
pub const __SIZEOF_PTHREAD_MUTEX_T: u32 = 40;
pub const __SIZEOF_PTHREAD_ATTR_T: u32 = 56;
pub const __SIZEOF_PTHREAD_RWLOCK_T: u32 = 56;
pub const __SIZEOF_PTHREAD_BARRIER_T: u32 = 32;
pub const __SIZEOF_PTHREAD_MUTEXATTR_T: u32 = 4;
pub const __SIZEOF_PTHREAD_COND_T: u32 = 48;
pub const __SIZEOF_PTHREAD_CONDATTR_T: u32 = 4;
pub const __SIZEOF_PTHREAD_RWLOCKATTR_T: u32 = 8;
pub const __SIZEOF_PTHREAD_BARRIERATTR_T: u32 = 4;
pub const __PTHREAD_MUTEX_LOCK_ELISION: u32 = 1;
pub const __PTHREAD_MUTEX_NUSERS_AFTER_KIND: u32 = 0;
pub const __PTHREAD_MUTEX_USE_UNION: u32 = 0;
pub const __PTHREAD_RWLOCK_INT_FLAGS_SHARED: u32 = 1;
pub const __PTHREAD_MUTEX_HAVE_PREV: u32 = 1;
pub const __have_pthread_attr_t: u32 = 1;
pub const _ALLOCA_H: u32 = 1;
pub const true_: u32 = 1;
pub const false_: u32 = 0;
pub const __bool_true_false_are_defined: u32 = 1;
pub type __u_char = ::std::os::raw::c_uchar;
pub type __u_short = ::std::os::raw::c_ushort;
pub type __u_int = ::std::os::raw::c_uint;
pub type __u_long = ::std::os::raw::c_ulong;
pub type __int8_t = ::std::os::raw::c_schar;
pub type __uint8_t = ::std::os::raw::c_uchar;
pub type __int16_t = ::std::os::raw::c_short;
pub type __uint16_t = ::std::os::raw::c_ushort;
pub type __int32_t = ::std::os::raw::c_int;
pub type __uint32_t = ::std::os::raw::c_uint;
pub type __int64_t = ::std::os::raw::c_long;
pub type __uint64_t = ::std::os::raw::c_ulong;
pub type __quad_t = ::std::os::raw::c_long;
pub type __u_quad_t = ::std::os::raw::c_ulong;
pub type __intmax_t = ::std::os::raw::c_long;
pub type __uintmax_t = ::std::os::raw::c_ulong;
pub type __dev_t = ::std::os::raw::c_ulong;
pub type __uid_t = ::std::os::raw::c_uint;
pub type __gid_t = ::std::os::raw::c_uint;
pub type __ino_t = ::std::os::raw::c_ulong;
pub type __ino64_t = ::std::os::raw::c_ulong;
pub type __mode_t = ::std::os::raw::c_uint;
pub type __nlink_t = ::std::os::raw::c_ulong;
pub type __off_t = ::std::os::raw::c_long;
pub type __off64_t = ::std::os::raw::c_long;
pub type __pid_t = ::std::os::raw::c_int;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct __fsid_t {
    pub __val: [::std::os::raw::c_int; 2usize],
}
#[test]
fn bindgen_test_layout___fsid_t() {
    assert_eq!(
        ::std::mem::size_of::<__fsid_t>(),
        8usize,
        concat!("Size of: ", stringify!(__fsid_t))
    );
    assert_eq!(
        ::std::mem::align_of::<__fsid_t>(),
        4usize,
        concat!("Alignment of ", stringify!(__fsid_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__fsid_t>())).__val as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(__fsid_t),
            "::",
            stringify!(__val)
        )
    );
}
pub type __clock_t = ::std::os::raw::c_long;
pub type __rlim_t = ::std::os::raw::c_ulong;
pub type __rlim64_t = ::std::os::raw::c_ulong;
pub type __id_t = ::std::os::raw::c_uint;
pub type __time_t = ::std::os::raw::c_long;
pub type __useconds_t = ::std::os::raw::c_uint;
pub type __suseconds_t = ::std::os::raw::c_long;
pub type __daddr_t = ::std::os::raw::c_int;
pub type __key_t = ::std::os::raw::c_int;
pub type __clockid_t = ::std::os::raw::c_int;
pub type __timer_t = *mut ::std::os::raw::c_void;
pub type __blksize_t = ::std::os::raw::c_long;
pub type __blkcnt_t = ::std::os::raw::c_long;
pub type __blkcnt64_t = ::std::os::raw::c_long;
pub type __fsblkcnt_t = ::std::os::raw::c_ulong;
pub type __fsblkcnt64_t = ::std::os::raw::c_ulong;
pub type __fsfilcnt_t = ::std::os::raw::c_ulong;
pub type __fsfilcnt64_t = ::std::os::raw::c_ulong;
pub type __fsword_t = ::std::os::raw::c_long;
pub type __ssize_t = ::std::os::raw::c_long;
pub type __syscall_slong_t = ::std::os::raw::c_long;
pub type __syscall_ulong_t = ::std::os::raw::c_ulong;
pub type __loff_t = __off64_t;
pub type __caddr_t = *mut ::std::os::raw::c_char;
pub type __intptr_t = ::std::os::raw::c_long;
pub type __socklen_t = ::std::os::raw::c_uint;
pub type __sig_atomic_t = ::std::os::raw::c_int;
pub type int_least8_t = ::std::os::raw::c_schar;
pub type int_least16_t = ::std::os::raw::c_short;
pub type int_least32_t = ::std::os::raw::c_int;
pub type int_least64_t = ::std::os::raw::c_long;
pub type uint_least8_t = ::std::os::raw::c_uchar;
pub type uint_least16_t = ::std::os::raw::c_ushort;
pub type uint_least32_t = ::std::os::raw::c_uint;
pub type uint_least64_t = ::std::os::raw::c_ulong;
pub type int_fast8_t = ::std::os::raw::c_schar;
pub type int_fast16_t = ::std::os::raw::c_long;
pub type int_fast32_t = ::std::os::raw::c_long;
pub type int_fast64_t = ::std::os::raw::c_long;
pub type uint_fast8_t = ::std::os::raw::c_uchar;
pub type uint_fast16_t = ::std::os::raw::c_ulong;
pub type uint_fast32_t = ::std::os::raw::c_ulong;
pub type uint_fast64_t = ::std::os::raw::c_ulong;
pub type intmax_t = __intmax_t;
pub type uintmax_t = __uintmax_t;
pub type wchar_t = ::std::os::raw::c_int;
pub const idtype_t_P_ALL: idtype_t = 0;
pub const idtype_t_P_PID: idtype_t = 1;
pub const idtype_t_P_PGID: idtype_t = 2;
pub type idtype_t = ::std::os::raw::c_uint;
pub type _Float32 = f32;
pub type _Float64 = f64;
pub type _Float32x = f64;
pub type _Float64x = u128;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct div_t {
    pub quot: ::std::os::raw::c_int,
    pub rem: ::std::os::raw::c_int,
}
#[test]
fn bindgen_test_layout_div_t() {
    assert_eq!(
        ::std::mem::size_of::<div_t>(),
        8usize,
        concat!("Size of: ", stringify!(div_t))
    );
    assert_eq!(
        ::std::mem::align_of::<div_t>(),
        4usize,
        concat!("Alignment of ", stringify!(div_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<div_t>())).quot as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(div_t),
            "::",
            stringify!(quot)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<div_t>())).rem as *const _ as usize },
        4usize,
        concat!(
            "Offset of field: ",
            stringify!(div_t),
            "::",
            stringify!(rem)
        )
    );
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct ldiv_t {
    pub quot: ::std::os::raw::c_long,
    pub rem: ::std::os::raw::c_long,
}
#[test]
fn bindgen_test_layout_ldiv_t() {
    assert_eq!(
        ::std::mem::size_of::<ldiv_t>(),
        16usize,
        concat!("Size of: ", stringify!(ldiv_t))
    );
    assert_eq!(
        ::std::mem::align_of::<ldiv_t>(),
        8usize,
        concat!("Alignment of ", stringify!(ldiv_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<ldiv_t>())).quot as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(ldiv_t),
            "::",
            stringify!(quot)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<ldiv_t>())).rem as *const _ as usize },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(ldiv_t),
            "::",
            stringify!(rem)
        )
    );
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct lldiv_t {
    pub quot: ::std::os::raw::c_longlong,
    pub rem: ::std::os::raw::c_longlong,
}
#[test]
fn bindgen_test_layout_lldiv_t() {
    assert_eq!(
        ::std::mem::size_of::<lldiv_t>(),
        16usize,
        concat!("Size of: ", stringify!(lldiv_t))
    );
    assert_eq!(
        ::std::mem::align_of::<lldiv_t>(),
        8usize,
        concat!("Alignment of ", stringify!(lldiv_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<lldiv_t>())).quot as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(lldiv_t),
            "::",
            stringify!(quot)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<lldiv_t>())).rem as *const _ as usize },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(lldiv_t),
            "::",
            stringify!(rem)
        )
    );
}
extern "C" {
    pub fn __ctype_get_mb_cur_max() -> usize;
}
extern "C" {
    pub fn atof(__nptr: *const ::std::os::raw::c_char) -> f64;
}
extern "C" {
    pub fn atoi(__nptr: *const ::std::os::raw::c_char) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn atol(__nptr: *const ::std::os::raw::c_char) -> ::std::os::raw::c_long;
}
extern "C" {
    pub fn atoll(__nptr: *const ::std::os::raw::c_char) -> ::std::os::raw::c_longlong;
}
extern "C" {
    pub fn strtod(
        __nptr: *const ::std::os::raw::c_char,
        __endptr: *mut *mut ::std::os::raw::c_char,
    ) -> f64;
}
extern "C" {
    pub fn strtof(
        __nptr: *const ::std::os::raw::c_char,
        __endptr: *mut *mut ::std::os::raw::c_char,
    ) -> f32;
}
extern "C" {
    pub fn strtold(
        __nptr: *const ::std::os::raw::c_char,
        __endptr: *mut *mut ::std::os::raw::c_char,
    ) -> u128;
}
extern "C" {
    pub fn strtol(
        __nptr: *const ::std::os::raw::c_char,
        __endptr: *mut *mut ::std::os::raw::c_char,
        __base: ::std::os::raw::c_int,
    ) -> ::std::os::raw::c_long;
}
extern "C" {
    pub fn strtoul(
        __nptr: *const ::std::os::raw::c_char,
        __endptr: *mut *mut ::std::os::raw::c_char,
        __base: ::std::os::raw::c_int,
    ) -> ::std::os::raw::c_ulong;
}
extern "C" {
    pub fn strtoq(
        __nptr: *const ::std::os::raw::c_char,
        __endptr: *mut *mut ::std::os::raw::c_char,
        __base: ::std::os::raw::c_int,
    ) -> ::std::os::raw::c_longlong;
}
extern "C" {
    pub fn strtouq(
        __nptr: *const ::std::os::raw::c_char,
        __endptr: *mut *mut ::std::os::raw::c_char,
        __base: ::std::os::raw::c_int,
    ) -> ::std::os::raw::c_ulonglong;
}
extern "C" {
    pub fn strtoll(
        __nptr: *const ::std::os::raw::c_char,
        __endptr: *mut *mut ::std::os::raw::c_char,
        __base: ::std::os::raw::c_int,
    ) -> ::std::os::raw::c_longlong;
}
extern "C" {
    pub fn strtoull(
        __nptr: *const ::std::os::raw::c_char,
        __endptr: *mut *mut ::std::os::raw::c_char,
        __base: ::std::os::raw::c_int,
    ) -> ::std::os::raw::c_ulonglong;
}
extern "C" {
    pub fn l64a(__n: ::std::os::raw::c_long) -> *mut ::std::os::raw::c_char;
}
extern "C" {
    pub fn a64l(__s: *const ::std::os::raw::c_char) -> ::std::os::raw::c_long;
}
pub type u_char = __u_char;
pub type u_short = __u_short;
pub type u_int = __u_int;
pub type u_long = __u_long;
pub type quad_t = __quad_t;
pub type u_quad_t = __u_quad_t;
pub type fsid_t = __fsid_t;
pub type loff_t = __loff_t;
pub type ino_t = __ino_t;
pub type dev_t = __dev_t;
pub type gid_t = __gid_t;
pub type mode_t = __mode_t;
pub type nlink_t = __nlink_t;
pub type uid_t = __uid_t;
pub type off_t = __off_t;
pub type pid_t = __pid_t;
pub type id_t = __id_t;
pub type daddr_t = __daddr_t;
pub type caddr_t = __caddr_t;
pub type key_t = __key_t;
pub type clock_t = __clock_t;
pub type clockid_t = __clockid_t;
pub type time_t = __time_t;
pub type timer_t = __timer_t;
pub type ulong = ::std::os::raw::c_ulong;
pub type ushort = ::std::os::raw::c_ushort;
pub type uint = ::std::os::raw::c_uint;
pub type u_int8_t = ::std::os::raw::c_uchar;
pub type u_int16_t = ::std::os::raw::c_ushort;
pub type u_int32_t = ::std::os::raw::c_uint;
pub type u_int64_t = ::std::os::raw::c_ulong;
pub type register_t = ::std::os::raw::c_long;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct __sigset_t {
    pub __val: [::std::os::raw::c_ulong; 16usize],
}
#[test]
fn bindgen_test_layout___sigset_t() {
    assert_eq!(
        ::std::mem::size_of::<__sigset_t>(),
        128usize,
        concat!("Size of: ", stringify!(__sigset_t))
    );
    assert_eq!(
        ::std::mem::align_of::<__sigset_t>(),
        8usize,
        concat!("Alignment of ", stringify!(__sigset_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__sigset_t>())).__val as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(__sigset_t),
            "::",
            stringify!(__val)
        )
    );
}
pub type sigset_t = __sigset_t;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct timeval {
    pub tv_sec: __time_t,
    pub tv_usec: __suseconds_t,
}
#[test]
fn bindgen_test_layout_timeval() {
    assert_eq!(
        ::std::mem::size_of::<timeval>(),
        16usize,
        concat!("Size of: ", stringify!(timeval))
    );
    assert_eq!(
        ::std::mem::align_of::<timeval>(),
        8usize,
        concat!("Alignment of ", stringify!(timeval))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<timeval>())).tv_sec as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(timeval),
            "::",
            stringify!(tv_sec)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<timeval>())).tv_usec as *const _ as usize },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(timeval),
            "::",
            stringify!(tv_usec)
        )
    );
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct timespec {
    pub tv_sec: __time_t,
    pub tv_nsec: __syscall_slong_t,
}
#[test]
fn bindgen_test_layout_timespec() {
    assert_eq!(
        ::std::mem::size_of::<timespec>(),
        16usize,
        concat!("Size of: ", stringify!(timespec))
    );
    assert_eq!(
        ::std::mem::align_of::<timespec>(),
        8usize,
        concat!("Alignment of ", stringify!(timespec))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<timespec>())).tv_sec as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(timespec),
            "::",
            stringify!(tv_sec)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<timespec>())).tv_nsec as *const _ as usize },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(timespec),
            "::",
            stringify!(tv_nsec)
        )
    );
}
pub type suseconds_t = __suseconds_t;
pub type __fd_mask = ::std::os::raw::c_long;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct fd_set {
    pub __fds_bits: [__fd_mask; 16usize],
}
#[test]
fn bindgen_test_layout_fd_set() {
    assert_eq!(
        ::std::mem::size_of::<fd_set>(),
        128usize,
        concat!("Size of: ", stringify!(fd_set))
    );
    assert_eq!(
        ::std::mem::align_of::<fd_set>(),
        8usize,
        concat!("Alignment of ", stringify!(fd_set))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<fd_set>())).__fds_bits as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(fd_set),
            "::",
            stringify!(__fds_bits)
        )
    );
}
pub type fd_mask = __fd_mask;
extern "C" {
    pub fn select(
        __nfds: ::std::os::raw::c_int,
        __readfds: *mut fd_set,
        __writefds: *mut fd_set,
        __exceptfds: *mut fd_set,
        __timeout: *mut timeval,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn pselect(
        __nfds: ::std::os::raw::c_int,
        __readfds: *mut fd_set,
        __writefds: *mut fd_set,
        __exceptfds: *mut fd_set,
        __timeout: *const timespec,
        __sigmask: *const __sigset_t,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn gnu_dev_major(__dev: __dev_t) -> ::std::os::raw::c_uint;
}
extern "C" {
    pub fn gnu_dev_minor(__dev: __dev_t) -> ::std::os::raw::c_uint;
}
extern "C" {
    pub fn gnu_dev_makedev(
        __major: ::std::os::raw::c_uint,
        __minor: ::std::os::raw::c_uint,
    ) -> __dev_t;
}
pub type blksize_t = __blksize_t;
pub type blkcnt_t = __blkcnt_t;
pub type fsblkcnt_t = __fsblkcnt_t;
pub type fsfilcnt_t = __fsfilcnt_t;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct __pthread_rwlock_arch_t {
    pub __readers: ::std::os::raw::c_uint,
    pub __writers: ::std::os::raw::c_uint,
    pub __wrphase_futex: ::std::os::raw::c_uint,
    pub __writers_futex: ::std::os::raw::c_uint,
    pub __pad3: ::std::os::raw::c_uint,
    pub __pad4: ::std::os::raw::c_uint,
    pub __cur_writer: ::std::os::raw::c_int,
    pub __shared: ::std::os::raw::c_int,
    pub __rwelision: ::std::os::raw::c_schar,
    pub __pad1: [::std::os::raw::c_uchar; 7usize],
    pub __pad2: ::std::os::raw::c_ulong,
    pub __flags: ::std::os::raw::c_uint,
}
#[test]
fn bindgen_test_layout___pthread_rwlock_arch_t() {
    assert_eq!(
        ::std::mem::size_of::<__pthread_rwlock_arch_t>(),
        56usize,
        concat!("Size of: ", stringify!(__pthread_rwlock_arch_t))
    );
    assert_eq!(
        ::std::mem::align_of::<__pthread_rwlock_arch_t>(),
        8usize,
        concat!("Alignment of ", stringify!(__pthread_rwlock_arch_t))
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_rwlock_arch_t>())).__readers as *const _ as usize
        },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_rwlock_arch_t),
            "::",
            stringify!(__readers)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_rwlock_arch_t>())).__writers as *const _ as usize
        },
        4usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_rwlock_arch_t),
            "::",
            stringify!(__writers)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_rwlock_arch_t>())).__wrphase_futex as *const _ as usize
        },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_rwlock_arch_t),
            "::",
            stringify!(__wrphase_futex)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_rwlock_arch_t>())).__writers_futex as *const _ as usize
        },
        12usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_rwlock_arch_t),
            "::",
            stringify!(__writers_futex)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_rwlock_arch_t>())).__pad3 as *const _ as usize },
        16usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_rwlock_arch_t),
            "::",
            stringify!(__pad3)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_rwlock_arch_t>())).__pad4 as *const _ as usize },
        20usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_rwlock_arch_t),
            "::",
            stringify!(__pad4)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_rwlock_arch_t>())).__cur_writer as *const _ as usize
        },
        24usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_rwlock_arch_t),
            "::",
            stringify!(__cur_writer)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_rwlock_arch_t>())).__shared as *const _ as usize
        },
        28usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_rwlock_arch_t),
            "::",
            stringify!(__shared)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_rwlock_arch_t>())).__rwelision as *const _ as usize
        },
        32usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_rwlock_arch_t),
            "::",
            stringify!(__rwelision)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_rwlock_arch_t>())).__pad1 as *const _ as usize },
        33usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_rwlock_arch_t),
            "::",
            stringify!(__pad1)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_rwlock_arch_t>())).__pad2 as *const _ as usize },
        40usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_rwlock_arch_t),
            "::",
            stringify!(__pad2)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_rwlock_arch_t>())).__flags as *const _ as usize },
        48usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_rwlock_arch_t),
            "::",
            stringify!(__flags)
        )
    );
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct __pthread_internal_list {
    pub __prev: *mut __pthread_internal_list,
    pub __next: *mut __pthread_internal_list,
}
#[test]
fn bindgen_test_layout___pthread_internal_list() {
    assert_eq!(
        ::std::mem::size_of::<__pthread_internal_list>(),
        16usize,
        concat!("Size of: ", stringify!(__pthread_internal_list))
    );
    assert_eq!(
        ::std::mem::align_of::<__pthread_internal_list>(),
        8usize,
        concat!("Alignment of ", stringify!(__pthread_internal_list))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_internal_list>())).__prev as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_internal_list),
            "::",
            stringify!(__prev)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_internal_list>())).__next as *const _ as usize },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_internal_list),
            "::",
            stringify!(__next)
        )
    );
}
pub type __pthread_list_t = __pthread_internal_list;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct __pthread_mutex_s {
    pub __lock: ::std::os::raw::c_int,
    pub __count: ::std::os::raw::c_uint,
    pub __owner: ::std::os::raw::c_int,
    pub __nusers: ::std::os::raw::c_uint,
    pub __kind: ::std::os::raw::c_int,
    pub __spins: ::std::os::raw::c_short,
    pub __elision: ::std::os::raw::c_short,
    pub __list: __pthread_list_t,
}
#[test]
fn bindgen_test_layout___pthread_mutex_s() {
    assert_eq!(
        ::std::mem::size_of::<__pthread_mutex_s>(),
        40usize,
        concat!("Size of: ", stringify!(__pthread_mutex_s))
    );
    assert_eq!(
        ::std::mem::align_of::<__pthread_mutex_s>(),
        8usize,
        concat!("Alignment of ", stringify!(__pthread_mutex_s))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_mutex_s>())).__lock as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_mutex_s),
            "::",
            stringify!(__lock)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_mutex_s>())).__count as *const _ as usize },
        4usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_mutex_s),
            "::",
            stringify!(__count)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_mutex_s>())).__owner as *const _ as usize },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_mutex_s),
            "::",
            stringify!(__owner)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_mutex_s>())).__nusers as *const _ as usize },
        12usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_mutex_s),
            "::",
            stringify!(__nusers)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_mutex_s>())).__kind as *const _ as usize },
        16usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_mutex_s),
            "::",
            stringify!(__kind)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_mutex_s>())).__spins as *const _ as usize },
        20usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_mutex_s),
            "::",
            stringify!(__spins)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_mutex_s>())).__elision as *const _ as usize },
        22usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_mutex_s),
            "::",
            stringify!(__elision)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_mutex_s>())).__list as *const _ as usize },
        24usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_mutex_s),
            "::",
            stringify!(__list)
        )
    );
}
#[repr(C)]
#[derive(Copy, Clone)]
pub struct __pthread_cond_s {
    pub __bindgen_anon_1: __pthread_cond_s__bindgen_ty_1,
    pub __bindgen_anon_2: __pthread_cond_s__bindgen_ty_2,
    pub __g_refs: [::std::os::raw::c_uint; 2usize],
    pub __g_size: [::std::os::raw::c_uint; 2usize],
    pub __g1_orig_size: ::std::os::raw::c_uint,
    pub __wrefs: ::std::os::raw::c_uint,
    pub __g_signals: [::std::os::raw::c_uint; 2usize],
}
#[repr(C)]
#[derive(Copy, Clone)]
pub union __pthread_cond_s__bindgen_ty_1 {
    pub __wseq: ::std::os::raw::c_ulonglong,
    pub __wseq32: __pthread_cond_s__bindgen_ty_1__bindgen_ty_1,
    _bindgen_union_align: u64,
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct __pthread_cond_s__bindgen_ty_1__bindgen_ty_1 {
    pub __low: ::std::os::raw::c_uint,
    pub __high: ::std::os::raw::c_uint,
}
#[test]
fn bindgen_test_layout___pthread_cond_s__bindgen_ty_1__bindgen_ty_1() {
    assert_eq!(
        ::std::mem::size_of::<__pthread_cond_s__bindgen_ty_1__bindgen_ty_1>(),
        8usize,
        concat!(
            "Size of: ",
            stringify!(__pthread_cond_s__bindgen_ty_1__bindgen_ty_1)
        )
    );
    assert_eq!(
        ::std::mem::align_of::<__pthread_cond_s__bindgen_ty_1__bindgen_ty_1>(),
        4usize,
        concat!(
            "Alignment of ",
            stringify!(__pthread_cond_s__bindgen_ty_1__bindgen_ty_1)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_cond_s__bindgen_ty_1__bindgen_ty_1>())).__low
                as *const _ as usize
        },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s__bindgen_ty_1__bindgen_ty_1),
            "::",
            stringify!(__low)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_cond_s__bindgen_ty_1__bindgen_ty_1>())).__high
                as *const _ as usize
        },
        4usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s__bindgen_ty_1__bindgen_ty_1),
            "::",
            stringify!(__high)
        )
    );
}
#[test]
fn bindgen_test_layout___pthread_cond_s__bindgen_ty_1() {
    assert_eq!(
        ::std::mem::size_of::<__pthread_cond_s__bindgen_ty_1>(),
        8usize,
        concat!("Size of: ", stringify!(__pthread_cond_s__bindgen_ty_1))
    );
    assert_eq!(
        ::std::mem::align_of::<__pthread_cond_s__bindgen_ty_1>(),
        8usize,
        concat!("Alignment of ", stringify!(__pthread_cond_s__bindgen_ty_1))
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_cond_s__bindgen_ty_1>())).__wseq as *const _ as usize
        },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s__bindgen_ty_1),
            "::",
            stringify!(__wseq)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_cond_s__bindgen_ty_1>())).__wseq32 as *const _ as usize
        },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s__bindgen_ty_1),
            "::",
            stringify!(__wseq32)
        )
    );
}
#[repr(C)]
#[derive(Copy, Clone)]
pub union __pthread_cond_s__bindgen_ty_2 {
    pub __g1_start: ::std::os::raw::c_ulonglong,
    pub __g1_start32: __pthread_cond_s__bindgen_ty_2__bindgen_ty_1,
    _bindgen_union_align: u64,
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct __pthread_cond_s__bindgen_ty_2__bindgen_ty_1 {
    pub __low: ::std::os::raw::c_uint,
    pub __high: ::std::os::raw::c_uint,
}
#[test]
fn bindgen_test_layout___pthread_cond_s__bindgen_ty_2__bindgen_ty_1() {
    assert_eq!(
        ::std::mem::size_of::<__pthread_cond_s__bindgen_ty_2__bindgen_ty_1>(),
        8usize,
        concat!(
            "Size of: ",
            stringify!(__pthread_cond_s__bindgen_ty_2__bindgen_ty_1)
        )
    );
    assert_eq!(
        ::std::mem::align_of::<__pthread_cond_s__bindgen_ty_2__bindgen_ty_1>(),
        4usize,
        concat!(
            "Alignment of ",
            stringify!(__pthread_cond_s__bindgen_ty_2__bindgen_ty_1)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_cond_s__bindgen_ty_2__bindgen_ty_1>())).__low
                as *const _ as usize
        },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s__bindgen_ty_2__bindgen_ty_1),
            "::",
            stringify!(__low)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_cond_s__bindgen_ty_2__bindgen_ty_1>())).__high
                as *const _ as usize
        },
        4usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s__bindgen_ty_2__bindgen_ty_1),
            "::",
            stringify!(__high)
        )
    );
}
#[test]
fn bindgen_test_layout___pthread_cond_s__bindgen_ty_2() {
    assert_eq!(
        ::std::mem::size_of::<__pthread_cond_s__bindgen_ty_2>(),
        8usize,
        concat!("Size of: ", stringify!(__pthread_cond_s__bindgen_ty_2))
    );
    assert_eq!(
        ::std::mem::align_of::<__pthread_cond_s__bindgen_ty_2>(),
        8usize,
        concat!("Alignment of ", stringify!(__pthread_cond_s__bindgen_ty_2))
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_cond_s__bindgen_ty_2>())).__g1_start as *const _
                as usize
        },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s__bindgen_ty_2),
            "::",
            stringify!(__g1_start)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<__pthread_cond_s__bindgen_ty_2>())).__g1_start32 as *const _
                as usize
        },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s__bindgen_ty_2),
            "::",
            stringify!(__g1_start32)
        )
    );
}
#[test]
fn bindgen_test_layout___pthread_cond_s() {
    assert_eq!(
        ::std::mem::size_of::<__pthread_cond_s>(),
        48usize,
        concat!("Size of: ", stringify!(__pthread_cond_s))
    );
    assert_eq!(
        ::std::mem::align_of::<__pthread_cond_s>(),
        8usize,
        concat!("Alignment of ", stringify!(__pthread_cond_s))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_cond_s>())).__g_refs as *const _ as usize },
        16usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s),
            "::",
            stringify!(__g_refs)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_cond_s>())).__g_size as *const _ as usize },
        24usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s),
            "::",
            stringify!(__g_size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_cond_s>())).__g1_orig_size as *const _ as usize },
        32usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s),
            "::",
            stringify!(__g1_orig_size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_cond_s>())).__wrefs as *const _ as usize },
        36usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s),
            "::",
            stringify!(__wrefs)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<__pthread_cond_s>())).__g_signals as *const _ as usize },
        40usize,
        concat!(
            "Offset of field: ",
            stringify!(__pthread_cond_s),
            "::",
            stringify!(__g_signals)
        )
    );
}
pub type pthread_t = ::std::os::raw::c_ulong;
#[repr(C)]
#[derive(Copy, Clone)]
pub union pthread_mutexattr_t {
    pub __size: [::std::os::raw::c_char; 4usize],
    pub __align: ::std::os::raw::c_int,
    _bindgen_union_align: u32,
}
#[test]
fn bindgen_test_layout_pthread_mutexattr_t() {
    assert_eq!(
        ::std::mem::size_of::<pthread_mutexattr_t>(),
        4usize,
        concat!("Size of: ", stringify!(pthread_mutexattr_t))
    );
    assert_eq!(
        ::std::mem::align_of::<pthread_mutexattr_t>(),
        4usize,
        concat!("Alignment of ", stringify!(pthread_mutexattr_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_mutexattr_t>())).__size as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_mutexattr_t),
            "::",
            stringify!(__size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_mutexattr_t>())).__align as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_mutexattr_t),
            "::",
            stringify!(__align)
        )
    );
}
#[repr(C)]
#[derive(Copy, Clone)]
pub union pthread_condattr_t {
    pub __size: [::std::os::raw::c_char; 4usize],
    pub __align: ::std::os::raw::c_int,
    _bindgen_union_align: u32,
}
#[test]
fn bindgen_test_layout_pthread_condattr_t() {
    assert_eq!(
        ::std::mem::size_of::<pthread_condattr_t>(),
        4usize,
        concat!("Size of: ", stringify!(pthread_condattr_t))
    );
    assert_eq!(
        ::std::mem::align_of::<pthread_condattr_t>(),
        4usize,
        concat!("Alignment of ", stringify!(pthread_condattr_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_condattr_t>())).__size as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_condattr_t),
            "::",
            stringify!(__size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_condattr_t>())).__align as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_condattr_t),
            "::",
            stringify!(__align)
        )
    );
}
pub type pthread_key_t = ::std::os::raw::c_uint;
pub type pthread_once_t = ::std::os::raw::c_int;
#[repr(C)]
#[derive(Copy, Clone)]
pub union pthread_attr_t {
    pub __size: [::std::os::raw::c_char; 56usize],
    pub __align: ::std::os::raw::c_long,
    _bindgen_union_align: [u64; 7usize],
}
#[test]
fn bindgen_test_layout_pthread_attr_t() {
    assert_eq!(
        ::std::mem::size_of::<pthread_attr_t>(),
        56usize,
        concat!("Size of: ", stringify!(pthread_attr_t))
    );
    assert_eq!(
        ::std::mem::align_of::<pthread_attr_t>(),
        8usize,
        concat!("Alignment of ", stringify!(pthread_attr_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_attr_t>())).__size as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_attr_t),
            "::",
            stringify!(__size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_attr_t>())).__align as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_attr_t),
            "::",
            stringify!(__align)
        )
    );
}
#[repr(C)]
#[derive(Copy, Clone)]
pub union pthread_mutex_t {
    pub __data: __pthread_mutex_s,
    pub __size: [::std::os::raw::c_char; 40usize],
    pub __align: ::std::os::raw::c_long,
    _bindgen_union_align: [u64; 5usize],
}
#[test]
fn bindgen_test_layout_pthread_mutex_t() {
    assert_eq!(
        ::std::mem::size_of::<pthread_mutex_t>(),
        40usize,
        concat!("Size of: ", stringify!(pthread_mutex_t))
    );
    assert_eq!(
        ::std::mem::align_of::<pthread_mutex_t>(),
        8usize,
        concat!("Alignment of ", stringify!(pthread_mutex_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_mutex_t>())).__data as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_mutex_t),
            "::",
            stringify!(__data)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_mutex_t>())).__size as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_mutex_t),
            "::",
            stringify!(__size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_mutex_t>())).__align as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_mutex_t),
            "::",
            stringify!(__align)
        )
    );
}
#[repr(C)]
#[derive(Copy, Clone)]
pub union pthread_cond_t {
    pub __data: __pthread_cond_s,
    pub __size: [::std::os::raw::c_char; 48usize],
    pub __align: ::std::os::raw::c_longlong,
    _bindgen_union_align: [u64; 6usize],
}
#[test]
fn bindgen_test_layout_pthread_cond_t() {
    assert_eq!(
        ::std::mem::size_of::<pthread_cond_t>(),
        48usize,
        concat!("Size of: ", stringify!(pthread_cond_t))
    );
    assert_eq!(
        ::std::mem::align_of::<pthread_cond_t>(),
        8usize,
        concat!("Alignment of ", stringify!(pthread_cond_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_cond_t>())).__data as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_cond_t),
            "::",
            stringify!(__data)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_cond_t>())).__size as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_cond_t),
            "::",
            stringify!(__size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_cond_t>())).__align as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_cond_t),
            "::",
            stringify!(__align)
        )
    );
}
#[repr(C)]
#[derive(Copy, Clone)]
pub union pthread_rwlock_t {
    pub __data: __pthread_rwlock_arch_t,
    pub __size: [::std::os::raw::c_char; 56usize],
    pub __align: ::std::os::raw::c_long,
    _bindgen_union_align: [u64; 7usize],
}
#[test]
fn bindgen_test_layout_pthread_rwlock_t() {
    assert_eq!(
        ::std::mem::size_of::<pthread_rwlock_t>(),
        56usize,
        concat!("Size of: ", stringify!(pthread_rwlock_t))
    );
    assert_eq!(
        ::std::mem::align_of::<pthread_rwlock_t>(),
        8usize,
        concat!("Alignment of ", stringify!(pthread_rwlock_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_rwlock_t>())).__data as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_rwlock_t),
            "::",
            stringify!(__data)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_rwlock_t>())).__size as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_rwlock_t),
            "::",
            stringify!(__size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_rwlock_t>())).__align as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_rwlock_t),
            "::",
            stringify!(__align)
        )
    );
}
#[repr(C)]
#[derive(Copy, Clone)]
pub union pthread_rwlockattr_t {
    pub __size: [::std::os::raw::c_char; 8usize],
    pub __align: ::std::os::raw::c_long,
    _bindgen_union_align: u64,
}
#[test]
fn bindgen_test_layout_pthread_rwlockattr_t() {
    assert_eq!(
        ::std::mem::size_of::<pthread_rwlockattr_t>(),
        8usize,
        concat!("Size of: ", stringify!(pthread_rwlockattr_t))
    );
    assert_eq!(
        ::std::mem::align_of::<pthread_rwlockattr_t>(),
        8usize,
        concat!("Alignment of ", stringify!(pthread_rwlockattr_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_rwlockattr_t>())).__size as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_rwlockattr_t),
            "::",
            stringify!(__size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_rwlockattr_t>())).__align as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_rwlockattr_t),
            "::",
            stringify!(__align)
        )
    );
}
pub type pthread_spinlock_t = ::std::os::raw::c_int;
#[repr(C)]
#[derive(Copy, Clone)]
pub union pthread_barrier_t {
    pub __size: [::std::os::raw::c_char; 32usize],
    pub __align: ::std::os::raw::c_long,
    _bindgen_union_align: [u64; 4usize],
}
#[test]
fn bindgen_test_layout_pthread_barrier_t() {
    assert_eq!(
        ::std::mem::size_of::<pthread_barrier_t>(),
        32usize,
        concat!("Size of: ", stringify!(pthread_barrier_t))
    );
    assert_eq!(
        ::std::mem::align_of::<pthread_barrier_t>(),
        8usize,
        concat!("Alignment of ", stringify!(pthread_barrier_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_barrier_t>())).__size as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_barrier_t),
            "::",
            stringify!(__size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_barrier_t>())).__align as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_barrier_t),
            "::",
            stringify!(__align)
        )
    );
}
#[repr(C)]
#[derive(Copy, Clone)]
pub union pthread_barrierattr_t {
    pub __size: [::std::os::raw::c_char; 4usize],
    pub __align: ::std::os::raw::c_int,
    _bindgen_union_align: u32,
}
#[test]
fn bindgen_test_layout_pthread_barrierattr_t() {
    assert_eq!(
        ::std::mem::size_of::<pthread_barrierattr_t>(),
        4usize,
        concat!("Size of: ", stringify!(pthread_barrierattr_t))
    );
    assert_eq!(
        ::std::mem::align_of::<pthread_barrierattr_t>(),
        4usize,
        concat!("Alignment of ", stringify!(pthread_barrierattr_t))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_barrierattr_t>())).__size as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_barrierattr_t),
            "::",
            stringify!(__size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<pthread_barrierattr_t>())).__align as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(pthread_barrierattr_t),
            "::",
            stringify!(__align)
        )
    );
}
extern "C" {
    pub fn random() -> ::std::os::raw::c_long;
}
extern "C" {
    pub fn srandom(__seed: ::std::os::raw::c_uint);
}
extern "C" {
    pub fn initstate(
        __seed: ::std::os::raw::c_uint,
        __statebuf: *mut ::std::os::raw::c_char,
        __statelen: usize,
    ) -> *mut ::std::os::raw::c_char;
}
extern "C" {
    pub fn setstate(__statebuf: *mut ::std::os::raw::c_char) -> *mut ::std::os::raw::c_char;
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct random_data {
    pub fptr: *mut i32,
    pub rptr: *mut i32,
    pub state: *mut i32,
    pub rand_type: ::std::os::raw::c_int,
    pub rand_deg: ::std::os::raw::c_int,
    pub rand_sep: ::std::os::raw::c_int,
    pub end_ptr: *mut i32,
}
#[test]
fn bindgen_test_layout_random_data() {
    assert_eq!(
        ::std::mem::size_of::<random_data>(),
        48usize,
        concat!("Size of: ", stringify!(random_data))
    );
    assert_eq!(
        ::std::mem::align_of::<random_data>(),
        8usize,
        concat!("Alignment of ", stringify!(random_data))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<random_data>())).fptr as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(random_data),
            "::",
            stringify!(fptr)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<random_data>())).rptr as *const _ as usize },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(random_data),
            "::",
            stringify!(rptr)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<random_data>())).state as *const _ as usize },
        16usize,
        concat!(
            "Offset of field: ",
            stringify!(random_data),
            "::",
            stringify!(state)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<random_data>())).rand_type as *const _ as usize },
        24usize,
        concat!(
            "Offset of field: ",
            stringify!(random_data),
            "::",
            stringify!(rand_type)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<random_data>())).rand_deg as *const _ as usize },
        28usize,
        concat!(
            "Offset of field: ",
            stringify!(random_data),
            "::",
            stringify!(rand_deg)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<random_data>())).rand_sep as *const _ as usize },
        32usize,
        concat!(
            "Offset of field: ",
            stringify!(random_data),
            "::",
            stringify!(rand_sep)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<random_data>())).end_ptr as *const _ as usize },
        40usize,
        concat!(
            "Offset of field: ",
            stringify!(random_data),
            "::",
            stringify!(end_ptr)
        )
    );
}
extern "C" {
    pub fn random_r(__buf: *mut random_data, __result: *mut i32) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn srandom_r(
        __seed: ::std::os::raw::c_uint,
        __buf: *mut random_data,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn initstate_r(
        __seed: ::std::os::raw::c_uint,
        __statebuf: *mut ::std::os::raw::c_char,
        __statelen: usize,
        __buf: *mut random_data,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn setstate_r(
        __statebuf: *mut ::std::os::raw::c_char,
        __buf: *mut random_data,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn rand() -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn srand(__seed: ::std::os::raw::c_uint);
}
extern "C" {
    pub fn rand_r(__seed: *mut ::std::os::raw::c_uint) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn drand48() -> f64;
}
extern "C" {
    pub fn erand48(__xsubi: *mut ::std::os::raw::c_ushort) -> f64;
}
extern "C" {
    pub fn lrand48() -> ::std::os::raw::c_long;
}
extern "C" {
    pub fn nrand48(__xsubi: *mut ::std::os::raw::c_ushort) -> ::std::os::raw::c_long;
}
extern "C" {
    pub fn mrand48() -> ::std::os::raw::c_long;
}
extern "C" {
    pub fn jrand48(__xsubi: *mut ::std::os::raw::c_ushort) -> ::std::os::raw::c_long;
}
extern "C" {
    pub fn srand48(__seedval: ::std::os::raw::c_long);
}
extern "C" {
    pub fn seed48(__seed16v: *mut ::std::os::raw::c_ushort) -> *mut ::std::os::raw::c_ushort;
}
extern "C" {
    pub fn lcong48(__param: *mut ::std::os::raw::c_ushort);
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct drand48_data {
    pub __x: [::std::os::raw::c_ushort; 3usize],
    pub __old_x: [::std::os::raw::c_ushort; 3usize],
    pub __c: ::std::os::raw::c_ushort,
    pub __init: ::std::os::raw::c_ushort,
    pub __a: ::std::os::raw::c_ulonglong,
}
#[test]
fn bindgen_test_layout_drand48_data() {
    assert_eq!(
        ::std::mem::size_of::<drand48_data>(),
        24usize,
        concat!("Size of: ", stringify!(drand48_data))
    );
    assert_eq!(
        ::std::mem::align_of::<drand48_data>(),
        8usize,
        concat!("Alignment of ", stringify!(drand48_data))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<drand48_data>())).__x as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(drand48_data),
            "::",
            stringify!(__x)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<drand48_data>())).__old_x as *const _ as usize },
        6usize,
        concat!(
            "Offset of field: ",
            stringify!(drand48_data),
            "::",
            stringify!(__old_x)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<drand48_data>())).__c as *const _ as usize },
        12usize,
        concat!(
            "Offset of field: ",
            stringify!(drand48_data),
            "::",
            stringify!(__c)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<drand48_data>())).__init as *const _ as usize },
        14usize,
        concat!(
            "Offset of field: ",
            stringify!(drand48_data),
            "::",
            stringify!(__init)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<drand48_data>())).__a as *const _ as usize },
        16usize,
        concat!(
            "Offset of field: ",
            stringify!(drand48_data),
            "::",
            stringify!(__a)
        )
    );
}
extern "C" {
    pub fn drand48_r(__buffer: *mut drand48_data, __result: *mut f64) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn erand48_r(
        __xsubi: *mut ::std::os::raw::c_ushort,
        __buffer: *mut drand48_data,
        __result: *mut f64,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn lrand48_r(
        __buffer: *mut drand48_data,
        __result: *mut ::std::os::raw::c_long,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn nrand48_r(
        __xsubi: *mut ::std::os::raw::c_ushort,
        __buffer: *mut drand48_data,
        __result: *mut ::std::os::raw::c_long,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn mrand48_r(
        __buffer: *mut drand48_data,
        __result: *mut ::std::os::raw::c_long,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn jrand48_r(
        __xsubi: *mut ::std::os::raw::c_ushort,
        __buffer: *mut drand48_data,
        __result: *mut ::std::os::raw::c_long,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn srand48_r(
        __seedval: ::std::os::raw::c_long,
        __buffer: *mut drand48_data,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn seed48_r(
        __seed16v: *mut ::std::os::raw::c_ushort,
        __buffer: *mut drand48_data,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn lcong48_r(
        __param: *mut ::std::os::raw::c_ushort,
        __buffer: *mut drand48_data,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn malloc(__size: ::std::os::raw::c_ulong) -> *mut ::std::os::raw::c_void;
}
extern "C" {
    pub fn calloc(
        __nmemb: ::std::os::raw::c_ulong,
        __size: ::std::os::raw::c_ulong,
    ) -> *mut ::std::os::raw::c_void;
}
extern "C" {
    pub fn realloc(
        __ptr: *mut ::std::os::raw::c_void,
        __size: ::std::os::raw::c_ulong,
    ) -> *mut ::std::os::raw::c_void;
}
extern "C" {
    pub fn free(__ptr: *mut ::std::os::raw::c_void);
}
extern "C" {
    pub fn alloca(__size: ::std::os::raw::c_ulong) -> *mut ::std::os::raw::c_void;
}
extern "C" {
    pub fn valloc(__size: usize) -> *mut ::std::os::raw::c_void;
}
extern "C" {
    pub fn posix_memalign(
        __memptr: *mut *mut ::std::os::raw::c_void,
        __alignment: usize,
        __size: usize,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn aligned_alloc(__alignment: usize, __size: usize) -> *mut ::std::os::raw::c_void;
}
extern "C" {
    pub fn abort();
}
extern "C" {
    pub fn atexit(__func: ::std::option::Option<unsafe extern "C" fn()>) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn at_quick_exit(
        __func: ::std::option::Option<unsafe extern "C" fn()>,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn on_exit(
        __func: ::std::option::Option<
            unsafe extern "C" fn(
                __status: ::std::os::raw::c_int,
                __arg: *mut ::std::os::raw::c_void,
            ),
        >,
        __arg: *mut ::std::os::raw::c_void,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn exit(__status: ::std::os::raw::c_int);
}
extern "C" {
    pub fn quick_exit(__status: ::std::os::raw::c_int);
}
extern "C" {
    pub fn _Exit(__status: ::std::os::raw::c_int);
}
extern "C" {
    pub fn getenv(__name: *const ::std::os::raw::c_char) -> *mut ::std::os::raw::c_char;
}
extern "C" {
    pub fn putenv(__string: *mut ::std::os::raw::c_char) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn setenv(
        __name: *const ::std::os::raw::c_char,
        __value: *const ::std::os::raw::c_char,
        __replace: ::std::os::raw::c_int,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn unsetenv(__name: *const ::std::os::raw::c_char) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn clearenv() -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn mktemp(__template: *mut ::std::os::raw::c_char) -> *mut ::std::os::raw::c_char;
}
extern "C" {
    pub fn mkstemp(__template: *mut ::std::os::raw::c_char) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn mkstemps(
        __template: *mut ::std::os::raw::c_char,
        __suffixlen: ::std::os::raw::c_int,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn mkdtemp(__template: *mut ::std::os::raw::c_char) -> *mut ::std::os::raw::c_char;
}
extern "C" {
    pub fn system(__command: *const ::std::os::raw::c_char) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn realpath(
        __name: *const ::std::os::raw::c_char,
        __resolved: *mut ::std::os::raw::c_char,
    ) -> *mut ::std::os::raw::c_char;
}
pub type __compar_fn_t = ::std::option::Option<
    unsafe extern "C" fn(
        arg1: *const ::std::os::raw::c_void,
        arg2: *const ::std::os::raw::c_void,
    ) -> ::std::os::raw::c_int,
>;
extern "C" {
    pub fn bsearch(
        __key: *const ::std::os::raw::c_void,
        __base: *const ::std::os::raw::c_void,
        __nmemb: usize,
        __size: usize,
        __compar: __compar_fn_t,
    ) -> *mut ::std::os::raw::c_void;
}
extern "C" {
    pub fn qsort(
        __base: *mut ::std::os::raw::c_void,
        __nmemb: usize,
        __size: usize,
        __compar: __compar_fn_t,
    );
}
extern "C" {
    pub fn abs(__x: ::std::os::raw::c_int) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn labs(__x: ::std::os::raw::c_long) -> ::std::os::raw::c_long;
}
extern "C" {
    pub fn llabs(__x: ::std::os::raw::c_longlong) -> ::std::os::raw::c_longlong;
}
extern "C" {
    pub fn div(__numer: ::std::os::raw::c_int, __denom: ::std::os::raw::c_int) -> div_t;
}
extern "C" {
    pub fn ldiv(__numer: ::std::os::raw::c_long, __denom: ::std::os::raw::c_long) -> ldiv_t;
}
extern "C" {
    pub fn lldiv(
        __numer: ::std::os::raw::c_longlong,
        __denom: ::std::os::raw::c_longlong,
    ) -> lldiv_t;
}
extern "C" {
    pub fn ecvt(
        __value: f64,
        __ndigit: ::std::os::raw::c_int,
        __decpt: *mut ::std::os::raw::c_int,
        __sign: *mut ::std::os::raw::c_int,
    ) -> *mut ::std::os::raw::c_char;
}
extern "C" {
    pub fn fcvt(
        __value: f64,
        __ndigit: ::std::os::raw::c_int,
        __decpt: *mut ::std::os::raw::c_int,
        __sign: *mut ::std::os::raw::c_int,
    ) -> *mut ::std::os::raw::c_char;
}
extern "C" {
    pub fn gcvt(
        __value: f64,
        __ndigit: ::std::os::raw::c_int,
        __buf: *mut ::std::os::raw::c_char,
    ) -> *mut ::std::os::raw::c_char;
}
extern "C" {
    pub fn qecvt(
        __value: u128,
        __ndigit: ::std::os::raw::c_int,
        __decpt: *mut ::std::os::raw::c_int,
        __sign: *mut ::std::os::raw::c_int,
    ) -> *mut ::std::os::raw::c_char;
}
extern "C" {
    pub fn qfcvt(
        __value: u128,
        __ndigit: ::std::os::raw::c_int,
        __decpt: *mut ::std::os::raw::c_int,
        __sign: *mut ::std::os::raw::c_int,
    ) -> *mut ::std::os::raw::c_char;
}
extern "C" {
    pub fn qgcvt(
        __value: u128,
        __ndigit: ::std::os::raw::c_int,
        __buf: *mut ::std::os::raw::c_char,
    ) -> *mut ::std::os::raw::c_char;
}
extern "C" {
    pub fn ecvt_r(
        __value: f64,
        __ndigit: ::std::os::raw::c_int,
        __decpt: *mut ::std::os::raw::c_int,
        __sign: *mut ::std::os::raw::c_int,
        __buf: *mut ::std::os::raw::c_char,
        __len: usize,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn fcvt_r(
        __value: f64,
        __ndigit: ::std::os::raw::c_int,
        __decpt: *mut ::std::os::raw::c_int,
        __sign: *mut ::std::os::raw::c_int,
        __buf: *mut ::std::os::raw::c_char,
        __len: usize,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn qecvt_r(
        __value: u128,
        __ndigit: ::std::os::raw::c_int,
        __decpt: *mut ::std::os::raw::c_int,
        __sign: *mut ::std::os::raw::c_int,
        __buf: *mut ::std::os::raw::c_char,
        __len: usize,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn qfcvt_r(
        __value: u128,
        __ndigit: ::std::os::raw::c_int,
        __decpt: *mut ::std::os::raw::c_int,
        __sign: *mut ::std::os::raw::c_int,
        __buf: *mut ::std::os::raw::c_char,
        __len: usize,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn mblen(__s: *const ::std::os::raw::c_char, __n: usize) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn mbtowc(
        __pwc: *mut wchar_t,
        __s: *const ::std::os::raw::c_char,
        __n: usize,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn wctomb(__s: *mut ::std::os::raw::c_char, __wchar: wchar_t) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn mbstowcs(__pwcs: *mut wchar_t, __s: *const ::std::os::raw::c_char, __n: usize) -> usize;
}
extern "C" {
    pub fn wcstombs(__s: *mut ::std::os::raw::c_char, __pwcs: *const wchar_t, __n: usize) -> usize;
}
extern "C" {
    pub fn rpmatch(__response: *const ::std::os::raw::c_char) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn getsubopt(
        __optionp: *mut *mut ::std::os::raw::c_char,
        __tokens: *const *mut ::std::os::raw::c_char,
        __valuep: *mut *mut ::std::os::raw::c_char,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    pub fn getloadavg(__loadavg: *mut f64, __nelem: ::std::os::raw::c_int)
        -> ::std::os::raw::c_int;
}
#[repr(C)]
#[repr(align(16))]
#[derive(Debug, Copy, Clone)]
pub struct max_align_t {
    pub __clang_max_align_nonce1: ::std::os::raw::c_longlong,
    pub __bindgen_padding_0: u64,
    pub __clang_max_align_nonce2: u128,
}
#[test]
fn bindgen_test_layout_max_align_t() {
    assert_eq!(
        ::std::mem::size_of::<max_align_t>(),
        32usize,
        concat!("Size of: ", stringify!(max_align_t))
    );
    assert_eq!(
        ::std::mem::align_of::<max_align_t>(),
        16usize,
        concat!("Alignment of ", stringify!(max_align_t))
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<max_align_t>())).__clang_max_align_nonce1 as *const _ as usize
        },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(max_align_t),
            "::",
            stringify!(__clang_max_align_nonce1)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<max_align_t>())).__clang_max_align_nonce2 as *const _ as usize
        },
        16usize,
        concat!(
            "Offset of field: ",
            stringify!(max_align_t),
            "::",
            stringify!(__clang_max_align_nonce2)
        )
    );
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct iio_context {
    _unused: [u8; 0],
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct iio_device {
    _unused: [u8; 0],
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct iio_channel {
    _unused: [u8; 0],
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct iio_buffer {
    _unused: [u8; 0],
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct iio_context_info {
    _unused: [u8; 0],
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct iio_scan_context {
    _unused: [u8; 0],
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct iio_scan_block {
    _unused: [u8; 0],
}
pub const iio_chan_type_IIO_VOLTAGE: iio_chan_type = 0;
pub const iio_chan_type_IIO_CURRENT: iio_chan_type = 1;
pub const iio_chan_type_IIO_POWER: iio_chan_type = 2;
pub const iio_chan_type_IIO_ACCEL: iio_chan_type = 3;
pub const iio_chan_type_IIO_ANGL_VEL: iio_chan_type = 4;
pub const iio_chan_type_IIO_MAGN: iio_chan_type = 5;
pub const iio_chan_type_IIO_LIGHT: iio_chan_type = 6;
pub const iio_chan_type_IIO_INTENSITY: iio_chan_type = 7;
pub const iio_chan_type_IIO_PROXIMITY: iio_chan_type = 8;
pub const iio_chan_type_IIO_TEMP: iio_chan_type = 9;
pub const iio_chan_type_IIO_INCLI: iio_chan_type = 10;
pub const iio_chan_type_IIO_ROT: iio_chan_type = 11;
pub const iio_chan_type_IIO_ANGL: iio_chan_type = 12;
pub const iio_chan_type_IIO_TIMESTAMP: iio_chan_type = 13;
pub const iio_chan_type_IIO_CAPACITANCE: iio_chan_type = 14;
pub const iio_chan_type_IIO_ALTVOLTAGE: iio_chan_type = 15;
pub const iio_chan_type_IIO_CCT: iio_chan_type = 16;
pub const iio_chan_type_IIO_PRESSURE: iio_chan_type = 17;
pub const iio_chan_type_IIO_HUMIDITYRELATIVE: iio_chan_type = 18;
pub const iio_chan_type_IIO_ACTIVITY: iio_chan_type = 19;
pub const iio_chan_type_IIO_STEPS: iio_chan_type = 20;
pub const iio_chan_type_IIO_ENERGY: iio_chan_type = 21;
pub const iio_chan_type_IIO_DISTANCE: iio_chan_type = 22;
pub const iio_chan_type_IIO_VELOCITY: iio_chan_type = 23;
pub const iio_chan_type_IIO_CONCENTRATION: iio_chan_type = 24;
pub const iio_chan_type_IIO_RESISTANCE: iio_chan_type = 25;
pub const iio_chan_type_IIO_PH: iio_chan_type = 26;
pub const iio_chan_type_IIO_UVINDEX: iio_chan_type = 27;
pub const iio_chan_type_IIO_ELECTRICALCONDUCTIVITY: iio_chan_type = 28;
pub const iio_chan_type_IIO_COUNT: iio_chan_type = 29;
pub const iio_chan_type_IIO_INDEX: iio_chan_type = 30;
pub const iio_chan_type_IIO_GRAVITY: iio_chan_type = 31;
pub const iio_chan_type_IIO_POSITIONRELATIVE: iio_chan_type = 32;
pub const iio_chan_type_IIO_PHASE: iio_chan_type = 33;
pub const iio_chan_type_IIO_MASSCONCENTRATION: iio_chan_type = 34;
pub const iio_chan_type_IIO_CHAN_TYPE_UNKNOWN: iio_chan_type = 2147483647;
#[doc = " @enum iio_chan_type"]
#[doc = " @brief IIO channel type"]
#[doc = ""]
#[doc = " A IIO channel has a type specifying the type of data associated with the"]
#[doc = " channel."]
pub type iio_chan_type = ::std::os::raw::c_uint;
pub const iio_modifier_IIO_NO_MOD: iio_modifier = 0;
pub const iio_modifier_IIO_MOD_X: iio_modifier = 1;
pub const iio_modifier_IIO_MOD_Y: iio_modifier = 2;
pub const iio_modifier_IIO_MOD_Z: iio_modifier = 3;
pub const iio_modifier_IIO_MOD_X_AND_Y: iio_modifier = 4;
pub const iio_modifier_IIO_MOD_X_AND_Z: iio_modifier = 5;
pub const iio_modifier_IIO_MOD_Y_AND_Z: iio_modifier = 6;
pub const iio_modifier_IIO_MOD_X_AND_Y_AND_Z: iio_modifier = 7;
pub const iio_modifier_IIO_MOD_X_OR_Y: iio_modifier = 8;
pub const iio_modifier_IIO_MOD_X_OR_Z: iio_modifier = 9;
pub const iio_modifier_IIO_MOD_Y_OR_Z: iio_modifier = 10;
pub const iio_modifier_IIO_MOD_X_OR_Y_OR_Z: iio_modifier = 11;
pub const iio_modifier_IIO_MOD_LIGHT_BOTH: iio_modifier = 12;
pub const iio_modifier_IIO_MOD_LIGHT_IR: iio_modifier = 13;
pub const iio_modifier_IIO_MOD_ROOT_SUM_SQUARED_X_Y: iio_modifier = 14;
pub const iio_modifier_IIO_MOD_SUM_SQUARED_X_Y_Z: iio_modifier = 15;
pub const iio_modifier_IIO_MOD_LIGHT_CLEAR: iio_modifier = 16;
pub const iio_modifier_IIO_MOD_LIGHT_RED: iio_modifier = 17;
pub const iio_modifier_IIO_MOD_LIGHT_GREEN: iio_modifier = 18;
pub const iio_modifier_IIO_MOD_LIGHT_BLUE: iio_modifier = 19;
pub const iio_modifier_IIO_MOD_QUATERNION: iio_modifier = 20;
pub const iio_modifier_IIO_MOD_TEMP_AMBIENT: iio_modifier = 21;
pub const iio_modifier_IIO_MOD_TEMP_OBJECT: iio_modifier = 22;
pub const iio_modifier_IIO_MOD_NORTH_MAGN: iio_modifier = 23;
pub const iio_modifier_IIO_MOD_NORTH_TRUE: iio_modifier = 24;
pub const iio_modifier_IIO_MOD_NORTH_MAGN_TILT_COMP: iio_modifier = 25;
pub const iio_modifier_IIO_MOD_NORTH_TRUE_TILT_COMP: iio_modifier = 26;
pub const iio_modifier_IIO_MOD_RUNNING: iio_modifier = 27;
pub const iio_modifier_IIO_MOD_JOGGING: iio_modifier = 28;
pub const iio_modifier_IIO_MOD_WALKING: iio_modifier = 29;
pub const iio_modifier_IIO_MOD_STILL: iio_modifier = 30;
pub const iio_modifier_IIO_MOD_ROOT_SUM_SQUARED_X_Y_Z: iio_modifier = 31;
pub const iio_modifier_IIO_MOD_I: iio_modifier = 32;
pub const iio_modifier_IIO_MOD_Q: iio_modifier = 33;
pub const iio_modifier_IIO_MOD_CO2: iio_modifier = 34;
pub const iio_modifier_IIO_MOD_VOC: iio_modifier = 35;
pub const iio_modifier_IIO_MOD_LIGHT_UV: iio_modifier = 36;
pub const iio_modifier_IIO_MOD_LIGHT_DUV: iio_modifier = 37;
pub const iio_modifier_IIO_MOD_PM1: iio_modifier = 38;
pub const iio_modifier_IIO_MOD_PM2P5: iio_modifier = 39;
pub const iio_modifier_IIO_MOD_PM4: iio_modifier = 40;
pub const iio_modifier_IIO_MOD_PM10: iio_modifier = 41;
pub const iio_modifier_IIO_MOD_ETHANOL: iio_modifier = 42;
pub const iio_modifier_IIO_MOD_H2: iio_modifier = 43;
#[doc = " @enum iio_modifier"]
#[doc = " @brief IIO channel modifier"]
#[doc = ""]
#[doc = " In a addition to a type a IIO channel can optionally have a channel modifier"]
#[doc = " further specifying the data type of of the channel."]
pub type iio_modifier = ::std::os::raw::c_uint;
extern "C" {
    #[doc = " @brief Create a scan context"]
    #[doc = " @param backend A NULL-terminated string containing the backend(s) to use for"]
    #[doc = " scanning (example: pre version 0.20 :  \"local\", \"ip\", or \"usb\"; post version"]
    #[doc = " 0.20 can handle multiple, including \"local:usb:\", \"ip:usb:\", \"local:usb:ip:\")."]
    #[doc = " If NULL, all the available backends are used."]
    #[doc = " @param flags Unused for now. Set to 0."]
    #[doc = " @return on success, a pointer to a iio_scan_context structure"]
    #[doc = " @return On failure, NULL is returned and errno is set appropriately"]
    pub fn iio_create_scan_context(
        backend: *const ::std::os::raw::c_char,
        flags: ::std::os::raw::c_uint,
    ) -> *mut iio_scan_context;
}
extern "C" {
    #[doc = " @brief Destroy the given scan context"]
    #[doc = " @param ctx A pointer to an iio_scan_context structure"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> After that function, the iio_scan_context pointer shall be invalid."]
    pub fn iio_scan_context_destroy(ctx: *mut iio_scan_context);
}
extern "C" {
    #[doc = " @brief Enumerate available contexts"]
    #[doc = " @param ctx A pointer to an iio_scan_context structure"]
    #[doc = " @param info A pointer to a 'const struct iio_context_info **' typed variable."]
    #[doc = " The pointed variable will be initialized on success."]
    #[doc = " @returns On success, the number of contexts found."]
    #[doc = " @returns On failure, a negative error number."]
    pub fn iio_scan_context_get_info_list(
        ctx: *mut iio_scan_context,
        info: *mut *mut *mut iio_context_info,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Free a context info list"]
    #[doc = " @param info A pointer to a 'const struct iio_context_info *' typed variable"]
    pub fn iio_context_info_list_free(info: *mut *mut iio_context_info);
}
extern "C" {
    #[doc = " @brief Get a description of a discovered context"]
    #[doc = " @param info A pointer to an iio_context_info structure"]
    #[doc = " @return A pointer to a static NULL-terminated string"]
    pub fn iio_context_info_get_description(
        info: *const iio_context_info,
    ) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Get the URI of a discovered context"]
    #[doc = " @param info A pointer to an iio_context_info structure"]
    #[doc = " @return A pointer to a static NULL-terminated string"]
    pub fn iio_context_info_get_uri(info: *const iio_context_info)
        -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Create a scan block"]
    #[doc = " @param backend A NULL-terminated string containing the backend to use for"]
    #[doc = " scanning. If NULL, all the available backends are used."]
    #[doc = " @param flags Unused for now. Set to 0."]
    #[doc = " @return on success, a pointer to a iio_scan_block structure"]
    #[doc = " @return On failure, NULL is returned and errno is set appropriately"]
    #[doc = ""]
    #[doc = " Introduced in version 0.20."]
    pub fn iio_create_scan_block(
        backend: *const ::std::os::raw::c_char,
        flags: ::std::os::raw::c_uint,
    ) -> *mut iio_scan_block;
}
extern "C" {
    #[doc = " @brief Destroy the given scan block"]
    #[doc = " @param blk A pointer to an iio_scan_block structure"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> After that function, the iio_scan_block pointer shall be invalid."]
    #[doc = ""]
    #[doc = " Introduced in version 0.20."]
    pub fn iio_scan_block_destroy(blk: *mut iio_scan_block);
}
extern "C" {
    #[doc = " @brief Enumerate available contexts via scan block"]
    #[doc = " @param blk A pointer to a iio_scan_block structure."]
    #[doc = " @returns On success, the number of contexts found."]
    #[doc = " @returns On failure, a negative error number."]
    #[doc = ""]
    #[doc = " Introduced in version 0.20."]
    pub fn iio_scan_block_scan(blk: *mut iio_scan_block) -> isize;
}
extern "C" {
    #[doc = " @brief Get the iio_context_info for a particular context"]
    #[doc = " @param blk A pointer to an iio_scan_block structure"]
    #[doc = " @param index The index corresponding to the context."]
    #[doc = " @return A pointer to the iio_context_info for the context"]
    #[doc = " @returns On success, a pointer to the specified iio_context_info"]
    #[doc = " @returns On failure, NULL is returned and errno is set appropriately"]
    #[doc = ""]
    #[doc = " Introduced in version 0.20."]
    pub fn iio_scan_block_get_info(
        blk: *mut iio_scan_block,
        index: ::std::os::raw::c_uint,
    ) -> *mut iio_context_info;
}
extern "C" {
    #[doc = " @brief Get the version of the libiio library"]
    #[doc = " @param major A pointer to an unsigned integer (NULL accepted)"]
    #[doc = " @param minor A pointer to an unsigned integer (NULL accepted)"]
    #[doc = " @param git_tag A pointer to a 8-characters buffer (NULL accepted)"]
    pub fn iio_library_get_version(
        major: *mut ::std::os::raw::c_uint,
        minor: *mut ::std::os::raw::c_uint,
        git_tag: *mut ::std::os::raw::c_char,
    );
}
extern "C" {
    #[doc = " @brief Get a string description of an error code"]
    #[doc = " @param err The error code"]
    #[doc = " @param dst A pointer to the memory area where the NULL-terminated string"]
    #[doc = " corresponding to the error message will be stored"]
    #[doc = " @param len The available length of the memory area, in bytes"]
    pub fn iio_strerror(err: ::std::os::raw::c_int, dst: *mut ::std::os::raw::c_char, len: usize);
}
extern "C" {
    #[doc = " @brief Check if the specified backend is available"]
    #[doc = " @param backend The name of the backend to query"]
    #[doc = " @return True if the backend is available, false otherwise"]
    #[doc = ""]
    #[doc = " Introduced in version 0.9."]
    pub fn iio_has_backend(backend: *const ::std::os::raw::c_char) -> bool;
}
extern "C" {
    #[doc = " @brief Get the number of available backends"]
    #[doc = " @return The number of available backends"]
    #[doc = ""]
    #[doc = " Introduced in version 0.9."]
    pub fn iio_get_backends_count() -> ::std::os::raw::c_uint;
}
extern "C" {
    #[doc = " @brief Retrieve the name of a given backend"]
    #[doc = " @param index The index corresponding to the attribute"]
    #[doc = " @return On success, a pointer to a static NULL-terminated string"]
    #[doc = " @return If the index is invalid, NULL is returned"]
    #[doc = ""]
    #[doc = " Introduced in version 0.9."]
    pub fn iio_get_backend(index: ::std::os::raw::c_uint) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Create a context from local or remote IIO devices"]
    #[doc = " @return On success, A pointer to an iio_context structure"]
    #[doc = " @return On failure, NULL is returned and errno is set appropriately"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function will create a network context if the IIOD_REMOTE"]
    #[doc = " environment variable is set to the hostname where the IIOD server runs. If"]
    #[doc = " set to an empty string, the server will be discovered using ZeroConf."]
    #[doc = " If the environment variable is not set, a local context will be created"]
    #[doc = " instead."]
    pub fn iio_create_default_context() -> *mut iio_context;
}
extern "C" {
    #[doc = " @brief Create a context from local IIO devices (Linux only)"]
    #[doc = " @return On success, A pointer to an iio_context structure"]
    #[doc = " @return On failure, NULL is returned and errno is set appropriately"]
    pub fn iio_create_local_context() -> *mut iio_context;
}
extern "C" {
    #[doc = " @brief Create a context from a XML file"]
    #[doc = " @param xml_file Path to the XML file to open"]
    #[doc = " @return On success, A pointer to an iio_context structure"]
    #[doc = " @return On failure, NULL is returned and errno is set appropriately"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> The format of the XML must comply to the one returned by"]
    #[doc = " iio_context_get_xml."]
    pub fn iio_create_xml_context(xml_file: *const ::std::os::raw::c_char) -> *mut iio_context;
}
extern "C" {
    #[doc = " @brief Create a context from XML data in memory"]
    #[doc = " @param xml Pointer to the XML data in memory"]
    #[doc = " @param len Length of the XML string in memory (excluding the final \\0)"]
    #[doc = " @return On success, A pointer to an iio_context structure"]
    #[doc = " @return On failure, NULL is returned and errno is set appropriately"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> The format of the XML must comply to the one returned by"]
    #[doc = " iio_context_get_xml"]
    pub fn iio_create_xml_context_mem(
        xml: *const ::std::os::raw::c_char,
        len: usize,
    ) -> *mut iio_context;
}
extern "C" {
    #[doc = " @brief Create a context from the network"]
    #[doc = " @param host Hostname, IPv4 or IPv6 address where the IIO Daemon is running"]
    #[doc = " @return On success, a pointer to an iio_context structure"]
    #[doc = " @return On failure, NULL is returned and errno is set appropriately"]
    pub fn iio_create_network_context(host: *const ::std::os::raw::c_char) -> *mut iio_context;
}
extern "C" {
    #[doc = " @brief Create a context from a URI description"]
    #[doc = " @param uri A URI describing the context location"]
    #[doc = " @return On success, a pointer to a iio_context structure"]
    #[doc = " @return On failure, NULL is returned and errno is set appropriately"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> The following URIs are supported based on compile time backend"]
    #[doc = " support:"]
    #[doc = " - Local backend, \"local:\"\\n"]
    #[doc = "   Does not have an address part. For example <i>\"local:\"</i>"]
    #[doc = " - XML backend, \"xml:\"\\n Requires a path to the XML file for the address part."]
    #[doc = "   For example <i>\"xml:/home/user/file.xml\"</i>"]
    #[doc = " - Network backend, \"ip:\"\\n Requires a hostname, IPv4, or IPv6 to connect to"]
    #[doc = "   a specific running IIO Daemon or no address part for automatic discovery"]
    #[doc = "   when library is compiled with ZeroConf support. For example"]
    #[doc = "   <i>\"ip:192.168.2.1\"</i>, <b>or</b> <i>\"ip:localhost\"</i>, <b>or</b> <i>\"ip:\"</i>"]
    #[doc = "   <b>or</b> <i>\"ip:plutosdr.local\"</i>"]
    #[doc = " - USB backend, \"usb:\"\\n When more than one usb device is attached, requires"]
    #[doc = "   bus, address, and interface parts separated with a dot. For example"]
    #[doc = "   <i>\"usb:3.32.5\"</i>. Where there is only one USB device attached, the shorthand"]
    #[doc = "   <i>\"usb:\"</i> can be used."]
    #[doc = " - Serial backend, \"serial:\"\\n Requires:"]
    #[doc = "     - a port (/dev/ttyUSB0),"]
    #[doc = "     - baud_rate (default <b>115200</b>)"]
    #[doc = "     - serial port configuration"]
    #[doc = "        - data bits (5 6 7 <b>8</b> 9)"]
    #[doc = "        - parity ('<b>n</b>' none, 'o' odd, 'e' even, 'm' mark, 's' space)"]
    #[doc = "        - stop bits (<b>1</b> 2)"]
    #[doc = "        - flow control ('<b>\\0</b>' none, 'x' Xon Xoff, 'r' RTSCTS, 'd' DTRDSR)"]
    #[doc = ""]
    #[doc = "  For example <i>\"serial:/dev/ttyUSB0,115200\"</i> <b>or</b> <i>\"serial:/dev/ttyUSB0,115200,8n1\"</i>"]
    pub fn iio_create_context_from_uri(uri: *const ::std::os::raw::c_char) -> *mut iio_context;
}
extern "C" {
    #[doc = " @brief Duplicate a pre-existing IIO context"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = " @return On success, A pointer to an iio_context structure"]
    #[doc = " @return On failure, NULL is returned and errno is set appropriately"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is not supported on 'usb:' contexts, since libusb"]
    #[doc = " can only claim the interface once. \"Function not implemented\" is the expected errno."]
    #[doc = " Any context which is cloned, must be destroyed via calling iio_context_destroy()"]
    pub fn iio_context_clone(ctx: *const iio_context) -> *mut iio_context;
}
extern "C" {
    #[doc = " @brief Destroy the given context"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> After that function, the iio_context pointer shall be invalid."]
    pub fn iio_context_destroy(ctx: *mut iio_context);
}
extern "C" {
    #[doc = " @brief Get the version of the backend in use"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = " @param major A pointer to an unsigned integer (NULL accepted)"]
    #[doc = " @param minor A pointer to an unsigned integer (NULL accepted)"]
    #[doc = " @param git_tag A pointer to a 8-characters buffer (NULL accepted)"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_context_get_version(
        ctx: *const iio_context,
        major: *mut ::std::os::raw::c_uint,
        minor: *mut ::std::os::raw::c_uint,
        git_tag: *mut ::std::os::raw::c_char,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Obtain a XML representation of the given context"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = " @return A pointer to a static NULL-terminated string"]
    pub fn iio_context_get_xml(ctx: *const iio_context) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Get the name of the given context"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = " @return A pointer to a static NULL-terminated string"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b>The returned string will be <b><i>local</i></b>,"]
    #[doc = " <b><i>xml</i></b> or <b><i>network</i></b> when the context has been"]
    #[doc = " created with the local, xml and network backends respectively."]
    pub fn iio_context_get_name(ctx: *const iio_context) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Get a description of the given context"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = " @return A pointer to a static NULL-terminated string"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b>The returned string will contain human-readable information about"]
    #[doc = " the current context."]
    pub fn iio_context_get_description(ctx: *const iio_context) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Get the number of context-specific attributes"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = " @return The number of context-specific attributes"]
    #[doc = ""]
    #[doc = " Introduced in version 0.9."]
    pub fn iio_context_get_attrs_count(ctx: *const iio_context) -> ::std::os::raw::c_uint;
}
extern "C" {
    #[doc = " @brief Retrieve the name and value of a context-specific attribute"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = " @param index The index corresponding to the attribute"]
    #[doc = " @param name A pointer to a const char * pointer (NULL accepted)"]
    #[doc = " @param value A pointer to a const char * pointer (NULL accepted)"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " Introduced in version 0.9."]
    pub fn iio_context_get_attr(
        ctx: *const iio_context,
        index: ::std::os::raw::c_uint,
        name: *mut *const ::std::os::raw::c_char,
        value: *mut *const ::std::os::raw::c_char,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Retrieve the value of a context-specific attribute"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = " @param name The name of the context attribute to read"]
    #[doc = " @return On success, a pointer to a static NULL-terminated string"]
    #[doc = " @return If the name does not correspond to any attribute, NULL is"]
    #[doc = " returned"]
    #[doc = ""]
    #[doc = " Introduced in version 0.9."]
    pub fn iio_context_get_attr_value(
        ctx: *const iio_context,
        name: *const ::std::os::raw::c_char,
    ) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Enumerate the devices found in the given context"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = " @return The number of devices found"]
    pub fn iio_context_get_devices_count(ctx: *const iio_context) -> ::std::os::raw::c_uint;
}
extern "C" {
    #[doc = " @brief Get the device present at the given index"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = " @param index The index corresponding to the device"]
    #[doc = " @return On success, a pointer to an iio_device structure"]
    #[doc = " @return If the index is invalid, NULL is returned"]
    pub fn iio_context_get_device(
        ctx: *const iio_context,
        index: ::std::os::raw::c_uint,
    ) -> *mut iio_device;
}
extern "C" {
    #[doc = " @brief Try to find a device structure by its name of ID"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = " @param name A NULL-terminated string corresponding to the name or the ID of"]
    #[doc = " the device to search for"]
    #[doc = " @return On success, a pointer to an iio_device structure"]
    #[doc = " @return If the name or ID does not correspond to any known device, NULL is"]
    #[doc = " returned"]
    pub fn iio_context_find_device(
        ctx: *const iio_context,
        name: *const ::std::os::raw::c_char,
    ) -> *mut iio_device;
}
extern "C" {
    #[doc = " @brief Set a timeout for I/O operations"]
    #[doc = " @param ctx A pointer to an iio_context structure"]
    #[doc = " @param timeout_ms A positive integer representing the time in milliseconds"]
    #[doc = " after which a timeout occurs. A value of 0 is used to specify that no"]
    #[doc = " timeout should occur."]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_context_set_timeout(
        ctx: *mut iio_context,
        timeout_ms: ::std::os::raw::c_uint,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Retrieve a pointer to the iio_context structure"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @return A pointer to an iio_context structure"]
    pub fn iio_device_get_context(dev: *const iio_device) -> *const iio_context;
}
extern "C" {
    #[doc = " @brief Retrieve the device ID (e.g. <b><i>iio:device0</i></b>)"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @return A pointer to a static NULL-terminated string"]
    pub fn iio_device_get_id(dev: *const iio_device) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Retrieve the device name (e.g. <b><i>xadc</i></b>)"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @return A pointer to a static NULL-terminated string"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> if the device has no name, NULL is returned."]
    pub fn iio_device_get_name(dev: *const iio_device) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Enumerate the channels of the given device"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @return The number of channels found"]
    pub fn iio_device_get_channels_count(dev: *const iio_device) -> ::std::os::raw::c_uint;
}
extern "C" {
    #[doc = " @brief Enumerate the device-specific attributes of the given device"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @return The number of device-specific attributes found"]
    pub fn iio_device_get_attrs_count(dev: *const iio_device) -> ::std::os::raw::c_uint;
}
extern "C" {
    #[doc = " @brief Enumerate the buffer-specific attributes of the given device"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @return The number of buffer-specific attributes found"]
    pub fn iio_device_get_buffer_attrs_count(dev: *const iio_device) -> ::std::os::raw::c_uint;
}
extern "C" {
    #[doc = " @brief Get the channel present at the given index"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param index The index corresponding to the channel"]
    #[doc = " @return On success, a pointer to an iio_channel structure"]
    #[doc = " @return If the index is invalid, NULL is returned"]
    pub fn iio_device_get_channel(
        dev: *const iio_device,
        index: ::std::os::raw::c_uint,
    ) -> *mut iio_channel;
}
extern "C" {
    #[doc = " @brief Get the device-specific attribute present at the given index"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param index The index corresponding to the attribute"]
    #[doc = " @return On success, a pointer to a static NULL-terminated string"]
    #[doc = " @return If the index is invalid, NULL is returned"]
    pub fn iio_device_get_attr(
        dev: *const iio_device,
        index: ::std::os::raw::c_uint,
    ) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Get the buffer-specific attribute present at the given index"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param index The index corresponding to the attribute"]
    #[doc = " @return On success, a pointer to a static NULL-terminated string"]
    #[doc = " @return If the index is invalid, NULL is returned"]
    pub fn iio_device_get_buffer_attr(
        dev: *const iio_device,
        index: ::std::os::raw::c_uint,
    ) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Try to find a channel structure by its name of ID"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param name A NULL-terminated string corresponding to the name or the ID of"]
    #[doc = " the channel to search for"]
    #[doc = " @param output True if the searched channel is output, False otherwise"]
    #[doc = " @return On success, a pointer to an iio_channel structure"]
    #[doc = " @return If the name or ID does not correspond to any known channel of the"]
    #[doc = " given device, NULL is returned"]
    pub fn iio_device_find_channel(
        dev: *const iio_device,
        name: *const ::std::os::raw::c_char,
        output: bool,
    ) -> *mut iio_channel;
}
extern "C" {
    #[doc = " @brief Try to find a device-specific attribute by its name"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param name A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @return On success, a pointer to a static NULL-terminated string"]
    #[doc = " @return If the name does not correspond to any known attribute of the given"]
    #[doc = " device, NULL is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is useful to detect the presence of an attribute."]
    #[doc = " It can also be used to retrieve the name of an attribute as a pointer to a"]
    #[doc = " static string from a dynamically allocated string."]
    pub fn iio_device_find_attr(
        dev: *const iio_device,
        name: *const ::std::os::raw::c_char,
    ) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Try to find a buffer-specific attribute by its name"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param name A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @return On success, a pointer to a static NULL-terminated string"]
    #[doc = " @return If the name does not correspond to any known attribute of the given"]
    #[doc = " device, NULL is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is useful to detect the presence of an attribute."]
    #[doc = " It can also be used to retrieve the name of an attribute as a pointer to a"]
    #[doc = " static string from a dynamically allocated string."]
    pub fn iio_device_find_buffer_attr(
        dev: *const iio_device,
        name: *const ::std::os::raw::c_char,
    ) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Read the content of the given device-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param dst A pointer to the memory area where the NULL-terminated string"]
    #[doc = " corresponding to the value read will be stored"]
    #[doc = " @param len The available length of the memory area, in bytes"]
    #[doc = " @return On success, the number of bytes written to the buffer"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b>By passing NULL as the \"attr\" argument to iio_device_attr_read,"]
    #[doc = " it is now possible to read all of the attributes of a device."]
    #[doc = ""]
    #[doc = " The buffer is filled with one block of data per attribute of the device,"]
    #[doc = " by the order they appear in the iio_device structure."]
    #[doc = ""]
    #[doc = " The first four bytes of one block correspond to a 32-bit signed value in"]
    #[doc = " network order. If negative, it corresponds to the errno code that were"]
    #[doc = " returned when reading the attribute; if positive, it corresponds to the"]
    #[doc = " length of the data read. In that case, the rest of the block contains"]
    #[doc = " the data."]
    pub fn iio_device_attr_read(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        dst: *mut ::std::os::raw::c_char,
        len: usize,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Read the content of all device-specific attributes"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param cb A pointer to a callback function"]
    #[doc = " @param data A pointer that will be passed to the callback function"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is especially useful when used with the network"]
    #[doc = " backend, as all the device-specific attributes are read in one single"]
    #[doc = " command."]
    pub fn iio_device_attr_read_all(
        dev: *mut iio_device,
        cb: ::std::option::Option<
            unsafe extern "C" fn(
                dev: *mut iio_device,
                attr: *const ::std::os::raw::c_char,
                value: *const ::std::os::raw::c_char,
                len: usize,
                d: *mut ::std::os::raw::c_void,
            ) -> ::std::os::raw::c_int,
        >,
        data: *mut ::std::os::raw::c_void,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given device-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A pointer to a bool variable where the value should be stored"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_attr_read_bool(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: *mut bool,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given device-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A pointer to a long long variable where the value should be stored"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_attr_read_longlong(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: *mut ::std::os::raw::c_longlong,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given device-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A pointer to a double variable where the value should be stored"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_attr_read_double(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: *mut f64,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given device-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param src A NULL-terminated string to set the attribute to"]
    #[doc = " @return On success, the number of bytes written"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b>By passing NULL as the \"attr\" argument to iio_device_attr_write,"]
    #[doc = " it is now possible to write all of the attributes of a device."]
    #[doc = ""]
    #[doc = " The buffer must contain one block of data per attribute of the device,"]
    #[doc = " by the order they appear in the iio_device structure."]
    #[doc = ""]
    #[doc = " The first four bytes of one block correspond to a 32-bit signed value in"]
    #[doc = " network order. If negative, the attribute is not written; if positive,"]
    #[doc = " it corresponds to the length of the data to write. In that case, the rest"]
    #[doc = " of the block must contain the data."]
    pub fn iio_device_attr_write(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        src: *const ::std::os::raw::c_char,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Set the value of the given device-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param src A pointer to the data to be written"]
    #[doc = " @param len The number of bytes that should be written"]
    #[doc = " @return On success, the number of bytes written"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_attr_write_raw(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        src: *const ::std::os::raw::c_void,
        len: usize,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Set the values of all device-specific attributes"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param cb A pointer to a callback function"]
    #[doc = " @param data A pointer that will be passed to the callback function"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is especially useful when used with the network"]
    #[doc = " backend, as all the device-specific attributes are written in one single"]
    #[doc = " command."]
    pub fn iio_device_attr_write_all(
        dev: *mut iio_device,
        cb: ::std::option::Option<
            unsafe extern "C" fn(
                dev: *mut iio_device,
                attr: *const ::std::os::raw::c_char,
                buf: *mut ::std::os::raw::c_void,
                len: usize,
                d: *mut ::std::os::raw::c_void,
            ) -> isize,
        >,
        data: *mut ::std::os::raw::c_void,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given device-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A bool value to set the attribute to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_attr_write_bool(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: bool,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given device-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A long long value to set the attribute to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_attr_write_longlong(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: ::std::os::raw::c_longlong,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given device-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A double value to set the attribute to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_attr_write_double(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: f64,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given buffer-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param dst A pointer to the memory area where the NULL-terminated string"]
    #[doc = " corresponding to the value read will be stored"]
    #[doc = " @param len The available length of the memory area, in bytes"]
    #[doc = " @return On success, the number of bytes written to the buffer"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b>By passing NULL as the \"attr\" argument to"]
    #[doc = " iio_device_buffer_attr_read, it is now possible to read all of the attributes"]
    #[doc = " of a device."]
    #[doc = ""]
    #[doc = " The buffer is filled with one block of data per attribute of the buffer,"]
    #[doc = " by the order they appear in the iio_device structure."]
    #[doc = ""]
    #[doc = " The first four bytes of one block correspond to a 32-bit signed value in"]
    #[doc = " network order. If negative, it corresponds to the errno code that were"]
    #[doc = " returned when reading the attribute; if positive, it corresponds to the"]
    #[doc = " length of the data read. In that case, the rest of the block contains"]
    #[doc = " the data."]
    pub fn iio_device_buffer_attr_read(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        dst: *mut ::std::os::raw::c_char,
        len: usize,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Read the content of all buffer-specific attributes"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param cb A pointer to a callback function"]
    #[doc = " @param data A pointer that will be passed to the callback function"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is especially useful when used with the network"]
    #[doc = " backend, as all the buffer-specific attributes are read in one single"]
    #[doc = " command."]
    pub fn iio_device_buffer_attr_read_all(
        dev: *mut iio_device,
        cb: ::std::option::Option<
            unsafe extern "C" fn(
                dev: *mut iio_device,
                attr: *const ::std::os::raw::c_char,
                value: *const ::std::os::raw::c_char,
                len: usize,
                d: *mut ::std::os::raw::c_void,
            ) -> ::std::os::raw::c_int,
        >,
        data: *mut ::std::os::raw::c_void,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given buffer-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A pointer to a bool variable where the value should be stored"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_buffer_attr_read_bool(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: *mut bool,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given buffer-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A pointer to a long long variable where the value should be stored"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_buffer_attr_read_longlong(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: *mut ::std::os::raw::c_longlong,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given buffer-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A pointer to a double variable where the value should be stored"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_buffer_attr_read_double(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: *mut f64,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given buffer-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param src A NULL-terminated string to set the attribute to"]
    #[doc = " @return On success, the number of bytes written"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b>By passing NULL as the \"attr\" argument to"]
    #[doc = " iio_device_buffer_attr_write, it is now possible to write all of the"]
    #[doc = " attributes of a device."]
    #[doc = ""]
    #[doc = " The buffer must contain one block of data per attribute of the buffer,"]
    #[doc = " by the order they appear in the iio_device structure."]
    #[doc = ""]
    #[doc = " The first four bytes of one block correspond to a 32-bit signed value in"]
    #[doc = " network order. If negative, the attribute is not written; if positive,"]
    #[doc = " it corresponds to the length of the data to write. In that case, the rest"]
    #[doc = " of the block must contain the data."]
    pub fn iio_device_buffer_attr_write(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        src: *const ::std::os::raw::c_char,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Set the value of the given buffer-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param src A pointer to the data to be written"]
    #[doc = " @param len The number of bytes that should be written"]
    #[doc = " @return On success, the number of bytes written"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_buffer_attr_write_raw(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        src: *const ::std::os::raw::c_void,
        len: usize,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Set the values of all buffer-specific attributes"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param cb A pointer to a callback function"]
    #[doc = " @param data A pointer that will be passed to the callback function"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is especially useful when used with the network"]
    #[doc = " backend, as all the buffer-specific attributes are written in one single"]
    #[doc = " command."]
    pub fn iio_device_buffer_attr_write_all(
        dev: *mut iio_device,
        cb: ::std::option::Option<
            unsafe extern "C" fn(
                dev: *mut iio_device,
                attr: *const ::std::os::raw::c_char,
                buf: *mut ::std::os::raw::c_void,
                len: usize,
                d: *mut ::std::os::raw::c_void,
            ) -> isize,
        >,
        data: *mut ::std::os::raw::c_void,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given buffer-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A bool value to set the attribute to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_buffer_attr_write_bool(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: bool,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given buffer-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A long long value to set the attribute to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_buffer_attr_write_longlong(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: ::std::os::raw::c_longlong,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given buffer-specific attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A double value to set the attribute to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_buffer_attr_write_double(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: f64,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Associate a pointer to an iio_device structure"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param data The pointer to be associated"]
    pub fn iio_device_set_data(dev: *mut iio_device, data: *mut ::std::os::raw::c_void);
}
extern "C" {
    #[doc = " @brief Retrieve a previously associated pointer of an iio_device structure"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @return The pointer previously associated if present, or NULL"]
    pub fn iio_device_get_data(dev: *const iio_device) -> *mut ::std::os::raw::c_void;
}
extern "C" {
    #[doc = " @brief Retrieve the trigger of a given device"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param trigger a pointer to a pointer of an iio_device structure. The pointed"]
    #[doc = " pointer will be set to the address of the iio_device structure corresponding"]
    #[doc = " to the associated trigger device."]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_get_trigger(
        dev: *const iio_device,
        trigger: *mut *const iio_device,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Associate a trigger to a given device"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param trigger a pointer to the iio_device structure corresponding to the"]
    #[doc = " trigger that should be associated."]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_set_trigger(
        dev: *const iio_device,
        trigger: *const iio_device,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Return True if the given device is a trigger"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @return True if the device is a trigger, False otherwise"]
    pub fn iio_device_is_trigger(dev: *const iio_device) -> bool;
}
extern "C" {
    #[doc = " @brief Configure the number of kernel buffers for a device"]
    #[doc = ""]
    #[doc = " This function allows to change the number of buffers on kernel side."]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param nb_buffers The number of buffers"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_set_kernel_buffers_count(
        dev: *const iio_device,
        nb_buffers: ::std::os::raw::c_uint,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Retrieve a pointer to the iio_device structure"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return A pointer to an iio_device structure"]
    pub fn iio_channel_get_device(chn: *const iio_channel) -> *const iio_device;
}
extern "C" {
    #[doc = " @brief Retrieve the channel ID (e.g. <b><i>voltage0</i></b>)"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return A pointer to a static NULL-terminated string"]
    pub fn iio_channel_get_id(chn: *const iio_channel) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Retrieve the channel name (e.g. <b><i>vccint</i></b>)"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return A pointer to a static NULL-terminated string"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> if the channel has no name, NULL is returned."]
    pub fn iio_channel_get_name(chn: *const iio_channel) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Return True if the given channel is an output channel"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return True if the channel is an output channel, False otherwise"]
    pub fn iio_channel_is_output(chn: *const iio_channel) -> bool;
}
extern "C" {
    #[doc = " @brief Return True if the given channel is a scan element"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return True if the channel is a scan element, False otherwise"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> a channel that is a scan element is a channel that can"]
    #[doc = " generate samples (for an input channel) or receive samples (for an output"]
    #[doc = " channel) after being enabled."]
    pub fn iio_channel_is_scan_element(chn: *const iio_channel) -> bool;
}
extern "C" {
    #[doc = " @brief Enumerate the channel-specific attributes of the given channel"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return The number of channel-specific attributes found"]
    pub fn iio_channel_get_attrs_count(chn: *const iio_channel) -> ::std::os::raw::c_uint;
}
extern "C" {
    #[doc = " @brief Get the channel-specific attribute present at the given index"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param index The index corresponding to the attribute"]
    #[doc = " @return On success, a pointer to a static NULL-terminated string"]
    #[doc = " @return If the index is invalid, NULL is returned"]
    pub fn iio_channel_get_attr(
        chn: *const iio_channel,
        index: ::std::os::raw::c_uint,
    ) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Try to find a channel-specific attribute by its name"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param name A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @return On success, a pointer to a static NULL-terminated string"]
    #[doc = " @return If the name does not correspond to any known attribute of the given"]
    #[doc = " channel, NULL is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is useful to detect the presence of an attribute."]
    #[doc = " It can also be used to retrieve the name of an attribute as a pointer to a"]
    #[doc = " static string from a dynamically allocated string."]
    pub fn iio_channel_find_attr(
        chn: *const iio_channel,
        name: *const ::std::os::raw::c_char,
    ) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Retrieve the filename of an attribute"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param attr a NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @return On success, a pointer to a static NULL-terminated string"]
    #[doc = " @return If the attribute name is unknown, NULL is returned"]
    pub fn iio_channel_attr_get_filename(
        chn: *const iio_channel,
        attr: *const ::std::os::raw::c_char,
    ) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Read the content of the given channel-specific attribute"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param dst A pointer to the memory area where the NULL-terminated string"]
    #[doc = " corresponding to the value read will be stored"]
    #[doc = " @param len The available length of the memory area, in bytes"]
    #[doc = " @return On success, the number of bytes written to the buffer"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b>By passing NULL as the \"attr\" argument to iio_channel_attr_read,"]
    #[doc = " it is now possible to read all of the attributes of a channel."]
    #[doc = ""]
    #[doc = " The buffer is filled with one block of data per attribute of the channel,"]
    #[doc = " by the order they appear in the iio_channel structure."]
    #[doc = ""]
    #[doc = " The first four bytes of one block correspond to a 32-bit signed value in"]
    #[doc = " network order. If negative, it corresponds to the errno code that were"]
    #[doc = " returned when reading the attribute; if positive, it corresponds to the"]
    #[doc = " length of the data read. In that case, the rest of the block contains"]
    #[doc = " the data."]
    pub fn iio_channel_attr_read(
        chn: *const iio_channel,
        attr: *const ::std::os::raw::c_char,
        dst: *mut ::std::os::raw::c_char,
        len: usize,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Read the content of all channel-specific attributes"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param cb A pointer to a callback function"]
    #[doc = " @param data A pointer that will be passed to the callback function"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is especially useful when used with the network"]
    #[doc = " backend, as all the channel-specific attributes are read in one single"]
    #[doc = " command."]
    pub fn iio_channel_attr_read_all(
        chn: *mut iio_channel,
        cb: ::std::option::Option<
            unsafe extern "C" fn(
                chn: *mut iio_channel,
                attr: *const ::std::os::raw::c_char,
                val: *const ::std::os::raw::c_char,
                len: usize,
                d: *mut ::std::os::raw::c_void,
            ) -> ::std::os::raw::c_int,
        >,
        data: *mut ::std::os::raw::c_void,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given channel-specific attribute"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A pointer to a bool variable where the value should be stored"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_channel_attr_read_bool(
        chn: *const iio_channel,
        attr: *const ::std::os::raw::c_char,
        val: *mut bool,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given channel-specific attribute"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A pointer to a long long variable where the value should be stored"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_channel_attr_read_longlong(
        chn: *const iio_channel,
        attr: *const ::std::os::raw::c_char,
        val: *mut ::std::os::raw::c_longlong,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given channel-specific attribute"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A pointer to a double variable where the value should be stored"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_channel_attr_read_double(
        chn: *const iio_channel,
        attr: *const ::std::os::raw::c_char,
        val: *mut f64,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given channel-specific attribute"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param src A NULL-terminated string to set the attribute to"]
    #[doc = " @return On success, the number of bytes written"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b>By passing NULL as the \"attr\" argument to iio_channel_attr_write,"]
    #[doc = " it is now possible to write all of the attributes of a channel."]
    #[doc = ""]
    #[doc = " The buffer must contain one block of data per attribute of the channel,"]
    #[doc = " by the order they appear in the iio_channel structure."]
    #[doc = ""]
    #[doc = " The first four bytes of one block correspond to a 32-bit signed value in"]
    #[doc = " network order. If negative, the attribute is not written; if positive,"]
    #[doc = " it corresponds to the length of the data to write. In that case, the rest"]
    #[doc = " of the block must contain the data."]
    pub fn iio_channel_attr_write(
        chn: *const iio_channel,
        attr: *const ::std::os::raw::c_char,
        src: *const ::std::os::raw::c_char,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Set the value of the given channel-specific attribute"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param src A pointer to the data to be written"]
    #[doc = " @param len The number of bytes that should be written"]
    #[doc = " @return On success, the number of bytes written"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_channel_attr_write_raw(
        chn: *const iio_channel,
        attr: *const ::std::os::raw::c_char,
        src: *const ::std::os::raw::c_void,
        len: usize,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Set the values of all channel-specific attributes"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param cb A pointer to a callback function"]
    #[doc = " @param data A pointer that will be passed to the callback function"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is especially useful when used with the network"]
    #[doc = " backend, as all the channel-specific attributes are written in one single"]
    #[doc = " command."]
    pub fn iio_channel_attr_write_all(
        chn: *mut iio_channel,
        cb: ::std::option::Option<
            unsafe extern "C" fn(
                chn: *mut iio_channel,
                attr: *const ::std::os::raw::c_char,
                buf: *mut ::std::os::raw::c_void,
                len: usize,
                d: *mut ::std::os::raw::c_void,
            ) -> isize,
        >,
        data: *mut ::std::os::raw::c_void,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given channel-specific attribute"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A bool value to set the attribute to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_channel_attr_write_bool(
        chn: *const iio_channel,
        attr: *const ::std::os::raw::c_char,
        val: bool,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given channel-specific attribute"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A long long value to set the attribute to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_channel_attr_write_longlong(
        chn: *const iio_channel,
        attr: *const ::std::os::raw::c_char,
        val: ::std::os::raw::c_longlong,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given channel-specific attribute"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " attribute"]
    #[doc = " @param val A double value to set the attribute to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_channel_attr_write_double(
        chn: *const iio_channel,
        attr: *const ::std::os::raw::c_char,
        val: f64,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Enable the given channel"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b>Before creating an iio_buffer structure with"]
    #[doc = " iio_device_create_buffer, it is required to enable at least one channel of"]
    #[doc = " the device to read from."]
    pub fn iio_channel_enable(chn: *mut iio_channel);
}
extern "C" {
    #[doc = " @brief Disable the given channel"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    pub fn iio_channel_disable(chn: *mut iio_channel);
}
extern "C" {
    #[doc = " @brief Returns True if the channel is enabled"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return True if the channel is enabled, False otherwise"]
    pub fn iio_channel_is_enabled(chn: *const iio_channel) -> bool;
}
extern "C" {
    #[doc = " @brief Demultiplex the samples of a given channel"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param buffer A pointer to an iio_buffer structure"]
    #[doc = " @param dst A pointer to the memory area where the demultiplexed data will be"]
    #[doc = " stored"]
    #[doc = " @param len The available length of the memory area, in bytes"]
    #[doc = " @return The size of the demultiplexed data, in bytes"]
    pub fn iio_channel_read_raw(
        chn: *const iio_channel,
        buffer: *mut iio_buffer,
        dst: *mut ::std::os::raw::c_void,
        len: usize,
    ) -> usize;
}
extern "C" {
    #[doc = " @brief Demultiplex and convert the samples of a given channel"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param buffer A pointer to an iio_buffer structure"]
    #[doc = " @param dst A pointer to the memory area where the converted data will be"]
    #[doc = " stored"]
    #[doc = " @param len The available length of the memory area, in bytes"]
    #[doc = " @return The size of the converted data, in bytes"]
    pub fn iio_channel_read(
        chn: *const iio_channel,
        buffer: *mut iio_buffer,
        dst: *mut ::std::os::raw::c_void,
        len: usize,
    ) -> usize;
}
extern "C" {
    #[doc = " @brief Multiplex the samples of a given channel"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param buffer A pointer to an iio_buffer structure"]
    #[doc = " @param src A pointer to the memory area where the sequential data will"]
    #[doc = " be read from"]
    #[doc = " @param len The length of the memory area, in bytes"]
    #[doc = " @return The number of bytes actually multiplexed"]
    pub fn iio_channel_write_raw(
        chn: *const iio_channel,
        buffer: *mut iio_buffer,
        src: *const ::std::os::raw::c_void,
        len: usize,
    ) -> usize;
}
extern "C" {
    #[doc = " @brief Convert and multiplex the samples of a given channel"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param buffer A pointer to an iio_buffer structure"]
    #[doc = " @param src A pointer to the memory area where the sequential data will"]
    #[doc = " be read from"]
    #[doc = " @param len The length of the memory area, in bytes"]
    #[doc = " @return The number of bytes actually converted and multiplexed"]
    pub fn iio_channel_write(
        chn: *const iio_channel,
        buffer: *mut iio_buffer,
        src: *const ::std::os::raw::c_void,
        len: usize,
    ) -> usize;
}
extern "C" {
    #[doc = " @brief Associate a pointer to an iio_channel structure"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param data The pointer to be associated"]
    pub fn iio_channel_set_data(chn: *mut iio_channel, data: *mut ::std::os::raw::c_void);
}
extern "C" {
    #[doc = " @brief Retrieve a previously associated pointer of an iio_channel structure"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return The pointer previously associated if present, or NULL"]
    pub fn iio_channel_get_data(chn: *const iio_channel) -> *mut ::std::os::raw::c_void;
}
extern "C" {
    #[doc = " @brief Get the type of the given channel"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return The type of the channel"]
    pub fn iio_channel_get_type(chn: *const iio_channel) -> iio_chan_type;
}
extern "C" {
    #[doc = " @brief Get the modifier type of the given channel"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return The modifier type of the channel"]
    pub fn iio_channel_get_modifier(chn: *const iio_channel) -> iio_modifier;
}
extern "C" {
    #[doc = " @brief Retrieve a pointer to the iio_device structure"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @return A pointer to an iio_device structure"]
    pub fn iio_buffer_get_device(buf: *const iio_buffer) -> *const iio_device;
}
extern "C" {
    #[doc = " @brief Create an input or output buffer associated to the given device"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param samples_count The number of samples that the buffer should contain"]
    #[doc = " @param cyclic If True, enable cyclic mode"]
    #[doc = " @return On success, a pointer to an iio_buffer structure"]
    #[doc = " @return On error, NULL is returned, and errno is set to the error code"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> Channels that have to be written to / read from must be enabled"]
    #[doc = " before creating the buffer."]
    pub fn iio_device_create_buffer(
        dev: *const iio_device,
        samples_count: usize,
        cyclic: bool,
    ) -> *mut iio_buffer;
}
extern "C" {
    #[doc = " @brief Destroy the given buffer"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> After that function, the iio_buffer pointer shall be invalid."]
    pub fn iio_buffer_destroy(buf: *mut iio_buffer);
}
extern "C" {
    #[doc = " @brief Get a pollable file descriptor"]
    #[doc = ""]
    #[doc = " Can be used to know when iio_buffer_refill() or iio_buffer_push() can be"]
    #[doc = " called"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @return On success, valid file descriptor"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_buffer_get_poll_fd(buf: *mut iio_buffer) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Make iio_buffer_refill() and iio_buffer_push() blocking or not"]
    #[doc = ""]
    #[doc = " After this function has been called with blocking == false,"]
    #[doc = " iio_buffer_refill() and iio_buffer_push() will return -EAGAIN if no data is"]
    #[doc = " ready."]
    #[doc = " A device is blocking by default."]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @param blocking true if the buffer API should be blocking, else false"]
    #[doc = " @return On success, 0"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_buffer_set_blocking_mode(
        buf: *mut iio_buffer,
        blocking: bool,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Fetch more samples from the hardware"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @return On success, the number of bytes read is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> Only valid for input buffers"]
    pub fn iio_buffer_refill(buf: *mut iio_buffer) -> isize;
}
extern "C" {
    #[doc = " @brief Send the samples to the hardware"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @return On success, the number of bytes written is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> Only valid for output buffers"]
    pub fn iio_buffer_push(buf: *mut iio_buffer) -> isize;
}
extern "C" {
    #[doc = " @brief Send a given number of samples to the hardware"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @param samples_count The number of samples to submit"]
    #[doc = " @return On success, the number of bytes written is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> Only valid for output buffers"]
    pub fn iio_buffer_push_partial(buf: *mut iio_buffer, samples_count: usize) -> isize;
}
extern "C" {
    #[doc = " @brief Cancel all buffer operations"]
    #[doc = " @param buf The buffer for which operations should be canceled"]
    #[doc = ""]
    #[doc = " This function cancels all outstanding buffer operations previously scheduled."]
    #[doc = " This means any pending iio_buffer_push() or iio_buffer_refill() operation"]
    #[doc = " will abort and return immediately, any further invocations of these functions"]
    #[doc = " on the same buffer will return immediately with an error."]
    #[doc = ""]
    #[doc = " Usually iio_buffer_push() and iio_buffer_refill() will block until either all"]
    #[doc = " data has been transferred or a timeout occurs. This can depending on the"]
    #[doc = " configuration take a significant amount of time. iio_buffer_cancel() is"]
    #[doc = " useful to bypass these conditions if the buffer operation is supposed to be"]
    #[doc = " stopped in response to an external event (e.g. user input)."]
    #[doc = ""]
    #[doc = " To be able to capture additional data after calling this function the buffer"]
    #[doc = " should be destroyed and then re-created."]
    #[doc = ""]
    #[doc = " This function can be called multiple times for the same buffer, but all but"]
    #[doc = " the first invocation will be without additional effect."]
    #[doc = ""]
    #[doc = " This function is thread-safe, but not signal-safe, i.e. it must not be called"]
    #[doc = " from a signal handler."]
    pub fn iio_buffer_cancel(buf: *mut iio_buffer);
}
extern "C" {
    #[doc = " @brief Get the start address of the buffer"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @return A pointer corresponding to the start address of the buffer"]
    pub fn iio_buffer_start(buf: *const iio_buffer) -> *mut ::std::os::raw::c_void;
}
extern "C" {
    #[doc = " @brief Find the first sample of a channel in a buffer"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return A pointer to the first sample found, or to the end of the buffer if"]
    #[doc = " no sample for the given channel is present in the buffer"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function, coupled with iio_buffer_step and iio_buffer_end,"]
    #[doc = " can be used to iterate on all the samples of a given channel present in the"]
    #[doc = " buffer, doing the following:"]
    #[doc = ""]
    #[doc = " @verbatim"]
    #[doc = "for (void *ptr = iio_buffer_first(buffer, chn); ptr < iio_buffer_end(buffer); ptr += iio_buffer_step(buffer)) {"]
    #[doc = "...."]
    #[doc = "}"]
    #[doc = "@endverbatim"]
    pub fn iio_buffer_first(
        buf: *const iio_buffer,
        chn: *const iio_channel,
    ) -> *mut ::std::os::raw::c_void;
}
extern "C" {
    #[doc = " @brief Get the step size between two samples of one channel"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @return the difference between the addresses of two consecutive samples of"]
    #[doc = " one same channel"]
    pub fn iio_buffer_step(buf: *const iio_buffer) -> isize;
}
extern "C" {
    #[doc = " @brief Get the address that follows the last sample in a buffer"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @return A pointer corresponding to the address that follows the last sample"]
    #[doc = " present in the buffer"]
    pub fn iio_buffer_end(buf: *const iio_buffer) -> *mut ::std::os::raw::c_void;
}
extern "C" {
    #[doc = " @brief Call the supplied callback for each sample found in a buffer"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @param callback A pointer to a function to call for each sample found"]
    #[doc = " @param data A user-specified pointer that will be passed to the callback"]
    #[doc = " @return number of bytes processed."]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> The callback receives four arguments:"]
    #[doc = " * A pointer to the iio_channel structure corresponding to the sample,"]
    #[doc = " * A pointer to the sample itself,"]
    #[doc = " * The length of the sample in bytes,"]
    #[doc = " * The user-specified pointer passed to iio_buffer_foreach_sample."]
    pub fn iio_buffer_foreach_sample(
        buf: *mut iio_buffer,
        callback: ::std::option::Option<
            unsafe extern "C" fn(
                chn: *const iio_channel,
                src: *mut ::std::os::raw::c_void,
                bytes: usize,
                d: *mut ::std::os::raw::c_void,
            ) -> isize,
        >,
        data: *mut ::std::os::raw::c_void,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Associate a pointer to an iio_buffer structure"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @param data The pointer to be associated"]
    pub fn iio_buffer_set_data(buf: *mut iio_buffer, data: *mut ::std::os::raw::c_void);
}
extern "C" {
    #[doc = " @brief Retrieve a previously associated pointer of an iio_buffer structure"]
    #[doc = " @param buf A pointer to an iio_buffer structure"]
    #[doc = " @return The pointer previously associated if present, or NULL"]
    pub fn iio_buffer_get_data(buf: *const iio_buffer) -> *mut ::std::os::raw::c_void;
}
#[doc = " @defgroup Debug Debug and low-level functions"]
#[doc = " @{"]
#[doc = " @struct iio_data_format"]
#[doc = " @brief Contains the format of a data sample."]
#[doc = ""]
#[doc = " The different fields inform about the correct way to convert one sample from"]
#[doc = " its raw format (as read from / generated by the hardware) to its real-world"]
#[doc = " value."]
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct iio_data_format {
    #[doc = " @brief Total length of the sample, in bits"]
    pub length: ::std::os::raw::c_uint,
    #[doc = " @brief Length of valuable data in the sample, in bits"]
    pub bits: ::std::os::raw::c_uint,
    #[doc = " @brief Right-shift to apply when converting sample"]
    pub shift: ::std::os::raw::c_uint,
    #[doc = " @brief Contains True if the sample is signed"]
    pub is_signed: bool,
    #[doc = " @brief Contains True if the sample is fully defined, sign extended, etc."]
    pub is_fully_defined: bool,
    #[doc = " @brief Contains True if the sample is in big-endian format"]
    pub is_be: bool,
    #[doc = " @brief Contains True if the sample should be scaled when converted"]
    pub with_scale: bool,
    #[doc = " @brief Contains the scale to apply if with_scale is set"]
    pub scale: f64,
    #[doc = " @brief Number of times length repeats (added in v0.8)"]
    pub repeat: ::std::os::raw::c_uint,
}
#[test]
fn bindgen_test_layout_iio_data_format() {
    assert_eq!(
        ::std::mem::size_of::<iio_data_format>(),
        32usize,
        concat!("Size of: ", stringify!(iio_data_format))
    );
    assert_eq!(
        ::std::mem::align_of::<iio_data_format>(),
        8usize,
        concat!("Alignment of ", stringify!(iio_data_format))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<iio_data_format>())).length as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(iio_data_format),
            "::",
            stringify!(length)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<iio_data_format>())).bits as *const _ as usize },
        4usize,
        concat!(
            "Offset of field: ",
            stringify!(iio_data_format),
            "::",
            stringify!(bits)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<iio_data_format>())).shift as *const _ as usize },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(iio_data_format),
            "::",
            stringify!(shift)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<iio_data_format>())).is_signed as *const _ as usize },
        12usize,
        concat!(
            "Offset of field: ",
            stringify!(iio_data_format),
            "::",
            stringify!(is_signed)
        )
    );
    assert_eq!(
        unsafe {
            &(*(::std::ptr::null::<iio_data_format>())).is_fully_defined as *const _ as usize
        },
        13usize,
        concat!(
            "Offset of field: ",
            stringify!(iio_data_format),
            "::",
            stringify!(is_fully_defined)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<iio_data_format>())).is_be as *const _ as usize },
        14usize,
        concat!(
            "Offset of field: ",
            stringify!(iio_data_format),
            "::",
            stringify!(is_be)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<iio_data_format>())).with_scale as *const _ as usize },
        15usize,
        concat!(
            "Offset of field: ",
            stringify!(iio_data_format),
            "::",
            stringify!(with_scale)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<iio_data_format>())).scale as *const _ as usize },
        16usize,
        concat!(
            "Offset of field: ",
            stringify!(iio_data_format),
            "::",
            stringify!(scale)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<iio_data_format>())).repeat as *const _ as usize },
        24usize,
        concat!(
            "Offset of field: ",
            stringify!(iio_data_format),
            "::",
            stringify!(repeat)
        )
    );
}
extern "C" {
    #[doc = " @brief Get the current sample size"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @return On success, the sample size in bytes"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> The sample size is not constant and will change when channels"]
    #[doc = " get enabled or disabled."]
    pub fn iio_device_get_sample_size(dev: *const iio_device) -> isize;
}
extern "C" {
    #[doc = " @brief Get the index of the given channel"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return On success, the index of the specified channel"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_channel_get_index(chn: *const iio_channel) -> ::std::os::raw::c_long;
}
extern "C" {
    #[doc = " @brief Get a pointer to a channel's data format structure"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @return A pointer to the channel's iio_data_format structure"]
    pub fn iio_channel_get_data_format(chn: *const iio_channel) -> *const iio_data_format;
}
extern "C" {
    #[doc = " @brief Convert the sample from hardware format to host format"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param dst A pointer to the destination buffer where the converted sample"]
    #[doc = " should be written"]
    #[doc = " @param src A pointer to the source buffer containing the sample"]
    pub fn iio_channel_convert(
        chn: *const iio_channel,
        dst: *mut ::std::os::raw::c_void,
        src: *const ::std::os::raw::c_void,
    );
}
extern "C" {
    #[doc = " @brief Convert the sample from host format to hardware format"]
    #[doc = " @param chn A pointer to an iio_channel structure"]
    #[doc = " @param dst A pointer to the destination buffer where the converted sample"]
    #[doc = " should be written"]
    #[doc = " @param src A pointer to the source buffer containing the sample"]
    pub fn iio_channel_convert_inverse(
        chn: *const iio_channel,
        dst: *mut ::std::os::raw::c_void,
        src: *const ::std::os::raw::c_void,
    );
}
extern "C" {
    #[doc = " @brief Enumerate the debug attributes of the given device"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @return The number of debug attributes found"]
    pub fn iio_device_get_debug_attrs_count(dev: *const iio_device) -> ::std::os::raw::c_uint;
}
extern "C" {
    #[doc = " @brief Get the debug attribute present at the given index"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param index The index corresponding to the debug attribute"]
    #[doc = " @return On success, a pointer to a static NULL-terminated string"]
    #[doc = " @return If the index is invalid, NULL is returned"]
    pub fn iio_device_get_debug_attr(
        dev: *const iio_device,
        index: ::std::os::raw::c_uint,
    ) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Try to find a debug attribute by its name"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param name A NULL-terminated string corresponding to the name of the"]
    #[doc = " debug attribute"]
    #[doc = " @return On success, a pointer to a static NULL-terminated string"]
    #[doc = " @return If the name does not correspond to any known debug attribute of the"]
    #[doc = " given device, NULL is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is useful to detect the presence of a debug"]
    #[doc = " attribute."]
    #[doc = " It can also be used to retrieve the name of a debug attribute as a pointer"]
    #[doc = " to a static string from a dynamically allocated string."]
    pub fn iio_device_find_debug_attr(
        dev: *const iio_device,
        name: *const ::std::os::raw::c_char,
    ) -> *const ::std::os::raw::c_char;
}
extern "C" {
    #[doc = " @brief Read the content of the given debug attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " debug attribute"]
    #[doc = " @param dst A pointer to the memory area where the NULL-terminated string"]
    #[doc = " corresponding to the value read will be stored"]
    #[doc = " @param len The available length of the memory area, in bytes"]
    #[doc = " @return On success, the number of bytes written to the buffer"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b>By passing NULL as the \"attr\" argument to"]
    #[doc = " iio_device_debug_attr_read, it is now possible to read all of the debug"]
    #[doc = " attributes of a device."]
    #[doc = ""]
    #[doc = " The buffer is filled with one block of data per debug attribute of the"]
    #[doc = " device, by the order they appear in the iio_device structure."]
    #[doc = ""]
    #[doc = " The first four bytes of one block correspond to a 32-bit signed value in"]
    #[doc = " network order. If negative, it corresponds to the errno code that were"]
    #[doc = " returned when reading the debug attribute; if positive, it corresponds"]
    #[doc = " to the length of the data read. In that case, the rest of the block contains"]
    #[doc = " the data."]
    pub fn iio_device_debug_attr_read(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        dst: *mut ::std::os::raw::c_char,
        len: usize,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Read the content of all debug attributes"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param cb A pointer to a callback function"]
    #[doc = " @param data A pointer that will be passed to the callback function"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is especially useful when used with the network"]
    #[doc = " backend, as all the debug attributes are read in one single command."]
    pub fn iio_device_debug_attr_read_all(
        dev: *mut iio_device,
        cb: ::std::option::Option<
            unsafe extern "C" fn(
                dev: *mut iio_device,
                attr: *const ::std::os::raw::c_char,
                value: *const ::std::os::raw::c_char,
                len: usize,
                d: *mut ::std::os::raw::c_void,
            ) -> ::std::os::raw::c_int,
        >,
        data: *mut ::std::os::raw::c_void,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given debug attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " debug attribute"]
    #[doc = " @param src A NULL-terminated string to set the debug attribute to"]
    #[doc = " @return On success, the number of bytes written"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b>By passing NULL as the \"attr\" argument to"]
    #[doc = " iio_device_debug_attr_write, it is now possible to write all of the"]
    #[doc = " debug attributes of a device."]
    #[doc = ""]
    #[doc = " The buffer must contain one block of data per debug attribute of the device,"]
    #[doc = " by the order they appear in the iio_device structure."]
    #[doc = ""]
    #[doc = " The first four bytes of one block correspond to a 32-bit signed value in"]
    #[doc = " network order. If negative, the debug attribute is not written; if positive,"]
    #[doc = " it corresponds to the length of the data to write. In that case, the rest"]
    #[doc = " of the block must contain the data."]
    pub fn iio_device_debug_attr_write(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        src: *const ::std::os::raw::c_char,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Set the value of the given debug attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " debug attribute"]
    #[doc = " @param src A pointer to the data to be written"]
    #[doc = " @param len The number of bytes that should be written"]
    #[doc = " @return On success, the number of bytes written"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_debug_attr_write_raw(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        src: *const ::std::os::raw::c_void,
        len: usize,
    ) -> isize;
}
extern "C" {
    #[doc = " @brief Set the values of all debug attributes"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param cb A pointer to a callback function"]
    #[doc = " @param data A pointer that will be passed to the callback function"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    #[doc = ""]
    #[doc = " <b>NOTE:</b> This function is especially useful when used with the network"]
    #[doc = " backend, as all the debug attributes are written in one single command."]
    pub fn iio_device_debug_attr_write_all(
        dev: *mut iio_device,
        cb: ::std::option::Option<
            unsafe extern "C" fn(
                dev: *mut iio_device,
                attr: *const ::std::os::raw::c_char,
                buf: *mut ::std::os::raw::c_void,
                len: usize,
                d: *mut ::std::os::raw::c_void,
            ) -> isize,
        >,
        data: *mut ::std::os::raw::c_void,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given debug attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " debug attribute"]
    #[doc = " @param val A pointer to a bool variable where the value should be stored"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_debug_attr_read_bool(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: *mut bool,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given debug attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " debug attribute"]
    #[doc = " @param val A pointer to a long long variable where the value should be stored"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_debug_attr_read_longlong(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: *mut ::std::os::raw::c_longlong,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Read the content of the given debug attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " debug attribute"]
    #[doc = " @param val A pointer to a double variable where the value should be stored"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_debug_attr_read_double(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: *mut f64,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given debug attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " debug attribute"]
    #[doc = " @param val A bool value to set the debug attribute to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_debug_attr_write_bool(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: bool,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given debug attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " debug attribute"]
    #[doc = " @param val A long long value to set the debug attribute to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_debug_attr_write_longlong(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: ::std::os::raw::c_longlong,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of the given debug attribute"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param attr A NULL-terminated string corresponding to the name of the"]
    #[doc = " debug attribute"]
    #[doc = " @param val A double value to set the debug attribute to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_debug_attr_write_double(
        dev: *const iio_device,
        attr: *const ::std::os::raw::c_char,
        val: f64,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Identify the channel or debug attribute corresponding to a filename"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param filename A NULL-terminated string corresponding to the filename"]
    #[doc = " @param chn A pointer to a pointer of an iio_channel structure. The pointed"]
    #[doc = " pointer will be set to the address of the iio_channel structure if the"]
    #[doc = " filename correspond to the attribute of a channel, or NULL otherwise."]
    #[doc = " @param attr A pointer to a NULL-terminated string. The pointer"]
    #[doc = " pointer will be set to point to the name of the attribute corresponding to"]
    #[doc = " the filename."]
    #[doc = " @return On success, 0 is returned, and *chn and *attr are modified."]
    #[doc = " @return On error, a negative errno code is returned. *chn and *attr are not"]
    #[doc = " modified."]
    pub fn iio_device_identify_filename(
        dev: *const iio_device,
        filename: *const ::std::os::raw::c_char,
        chn: *mut *mut iio_channel,
        attr: *mut *const ::std::os::raw::c_char,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Set the value of a hardware register"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param address The address of the register"]
    #[doc = " @param value The value to set the register to"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_reg_write(
        dev: *mut iio_device,
        address: u32,
        value: u32,
    ) -> ::std::os::raw::c_int;
}
extern "C" {
    #[doc = " @brief Get the value of a hardware register"]
    #[doc = " @param dev A pointer to an iio_device structure"]
    #[doc = " @param address The address of the register"]
    #[doc = " @param value A pointer to the variable where the value will be written"]
    #[doc = " @return On success, 0 is returned"]
    #[doc = " @return On error, a negative errno code is returned"]
    pub fn iio_device_reg_read(
        dev: *mut iio_device,
        address: u32,
        value: *mut u32,
    ) -> ::std::os::raw::c_int;
}