#![allow(raw_pointer_derive, non_snake_case, non_camel_case_types)]
/* automatically generated by rust-bindgen */

pub type va_list = __builtin_va_list;
pub type __gnuc_va_list = __builtin_va_list;
pub enum Struct_sqlite3 { }
pub type sqlite3 = Struct_sqlite3;
pub type sqlite_int64 = ::libc::c_longlong;
pub type sqlite_uint64 = ::libc::c_ulonglong;
pub type sqlite3_int64 = sqlite_int64;
pub type sqlite3_uint64 = sqlite_uint64;
pub type sqlite3_callback =
    ::std::option::Option<extern "C" fn(arg1: *mut ::libc::c_void,
                                        arg2: ::libc::c_int,
                                        arg3: *mut *mut ::libc::c_char,
                                        arg4: *mut *mut ::libc::c_char)
                              -> ::libc::c_int>;
pub type sqlite3_file = Struct_sqlite3_file;
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_file {
    pub pMethods: *const Struct_sqlite3_io_methods,
}
impl ::std::clone::Clone for Struct_sqlite3_file {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_file {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
pub type sqlite3_io_methods = Struct_sqlite3_io_methods;
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_io_methods {
    pub iVersion: ::libc::c_int,
    pub xClose: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_file)
                                          -> ::libc::c_int>,
    pub xRead: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_file,
                                                   arg2: *mut ::libc::c_void,
                                                   iAmt: ::libc::c_int,
                                                   iOfst: sqlite3_int64)
                                         -> ::libc::c_int>,
    pub xWrite: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_file,
                                                    arg2:
                                                        *const ::libc::c_void,
                                                    iAmt: ::libc::c_int,
                                                    iOfst: sqlite3_int64)
                                          -> ::libc::c_int>,
    pub xTruncate: ::std::option::Option<extern "C" fn(arg1:
                                                           *mut sqlite3_file,
                                                       size: sqlite3_int64)
                                             -> ::libc::c_int>,
    pub xSync: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_file,
                                                   flags: ::libc::c_int)
                                         -> ::libc::c_int>,
    pub xFileSize: ::std::option::Option<extern "C" fn(arg1:
                                                           *mut sqlite3_file,
                                                       pSize:
                                                           *mut sqlite3_int64)
                                             -> ::libc::c_int>,
    pub xLock: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_file,
                                                   arg2: ::libc::c_int)
                                         -> ::libc::c_int>,
    pub xUnlock: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_file,
                                                     arg2: ::libc::c_int)
                                           -> ::libc::c_int>,
    pub xCheckReservedLock: ::std::option::Option<extern "C" fn(arg1:
                                                                    *mut sqlite3_file,
                                                                pResOut:
                                                                    *mut ::libc::c_int)
                                                      -> ::libc::c_int>,
    pub xFileControl: ::std::option::Option<extern "C" fn(arg1:
                                                              *mut sqlite3_file,
                                                          op: ::libc::c_int,
                                                          pArg:
                                                              *mut ::libc::c_void)
                                                -> ::libc::c_int>,
    pub xSectorSize: ::std::option::Option<extern "C" fn(arg1:
                                                             *mut sqlite3_file)
                                               -> ::libc::c_int>,
    pub xDeviceCharacteristics: ::std::option::Option<extern "C" fn(arg1:
                                                                        *mut sqlite3_file)
                                                          -> ::libc::c_int>,
    pub xShmMap: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_file,
                                                     iPg: ::libc::c_int,
                                                     pgsz: ::libc::c_int,
                                                     arg2: ::libc::c_int,
                                                     arg3:
                                                         *mut *mut ::libc::c_void)
                                           -> ::libc::c_int>,
    pub xShmLock: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_file,
                                                      offset: ::libc::c_int,
                                                      n: ::libc::c_int,
                                                      flags: ::libc::c_int)
                                            -> ::libc::c_int>,
    pub xShmBarrier: ::std::option::Option<extern "C" fn(arg1:
                                                             *mut sqlite3_file)
                                               -> ()>,
    pub xShmUnmap: ::std::option::Option<extern "C" fn(arg1:
                                                           *mut sqlite3_file,
                                                       deleteFlag:
                                                           ::libc::c_int)
                                             -> ::libc::c_int>,
    pub xFetch: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_file,
                                                    iOfst: sqlite3_int64,
                                                    iAmt: ::libc::c_int,
                                                    pp:
                                                        *mut *mut ::libc::c_void)
                                          -> ::libc::c_int>,
    pub xUnfetch: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_file,
                                                      iOfst: sqlite3_int64,
                                                      p: *mut ::libc::c_void)
                                            -> ::libc::c_int>,
}
impl ::std::clone::Clone for Struct_sqlite3_io_methods {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_io_methods {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
pub enum Struct_sqlite3_mutex { }
pub type sqlite3_mutex = Struct_sqlite3_mutex;
pub type sqlite3_vfs = Struct_sqlite3_vfs;
pub type sqlite3_syscall_ptr = ::std::option::Option<extern "C" fn() -> ()>;
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_vfs {
    pub iVersion: ::libc::c_int,
    pub szOsFile: ::libc::c_int,
    pub mxPathname: ::libc::c_int,
    pub pNext: *mut sqlite3_vfs,
    pub zName: *const ::libc::c_char,
    pub pAppData: *mut ::libc::c_void,
    pub xOpen: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_vfs,
                                                   zName:
                                                       *const ::libc::c_char,
                                                   arg2: *mut sqlite3_file,
                                                   flags: ::libc::c_int,
                                                   pOutFlags:
                                                       *mut ::libc::c_int)
                                         -> ::libc::c_int>,
    pub xDelete: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_vfs,
                                                     zName:
                                                         *const ::libc::c_char,
                                                     syncDir: ::libc::c_int)
                                           -> ::libc::c_int>,
    pub xAccess: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_vfs,
                                                     zName:
                                                         *const ::libc::c_char,
                                                     flags: ::libc::c_int,
                                                     pResOut:
                                                         *mut ::libc::c_int)
                                           -> ::libc::c_int>,
    pub xFullPathname: ::std::option::Option<extern "C" fn(arg1:
                                                               *mut sqlite3_vfs,
                                                           zName:
                                                               *const ::libc::c_char,
                                                           nOut:
                                                               ::libc::c_int,
                                                           zOut:
                                                               *mut ::libc::c_char)
                                                 -> ::libc::c_int>,
    pub xDlOpen: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_vfs,
                                                     zFilename:
                                                         *const ::libc::c_char)
                                           -> *mut ::libc::c_void>,
    pub xDlError: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_vfs,
                                                      nByte: ::libc::c_int,
                                                      zErrMsg:
                                                          *mut ::libc::c_char)
                                            -> ()>,
    pub xDlSym: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_vfs,
                                                    arg2: *mut ::libc::c_void,
                                                    zSymbol:
                                                        *const ::libc::c_char)
                                          ->
                                              ::std::option::Option<extern "C" fn(arg1:
                                                                                      *mut sqlite3_vfs,
                                                                                  arg2:
                                                                                      *mut ::libc::c_void,
                                                                                  zSymbol:
                                                                                      *const ::libc::c_char)
                                                                        ->
                                                                            ()>>,
    pub xDlClose: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_vfs,
                                                      arg2:
                                                          *mut ::libc::c_void)
                                            -> ()>,
    pub xRandomness: ::std::option::Option<extern "C" fn(arg1:
                                                             *mut sqlite3_vfs,
                                                         nByte: ::libc::c_int,
                                                         zOut:
                                                             *mut ::libc::c_char)
                                               -> ::libc::c_int>,
    pub xSleep: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_vfs,
                                                    microseconds:
                                                        ::libc::c_int)
                                          -> ::libc::c_int>,
    pub xCurrentTime: ::std::option::Option<extern "C" fn(arg1:
                                                              *mut sqlite3_vfs,
                                                          arg2:
                                                              *mut ::libc::c_double)
                                                -> ::libc::c_int>,
    pub xGetLastError: ::std::option::Option<extern "C" fn(arg1:
                                                               *mut sqlite3_vfs,
                                                           arg2:
                                                               ::libc::c_int,
                                                           arg3:
                                                               *mut ::libc::c_char)
                                                 -> ::libc::c_int>,
    pub xCurrentTimeInt64: ::std::option::Option<extern "C" fn(arg1:
                                                                   *mut sqlite3_vfs,
                                                               arg2:
                                                                   *mut sqlite3_int64)
                                                     -> ::libc::c_int>,
    pub xSetSystemCall: ::std::option::Option<extern "C" fn(arg1:
                                                                *mut sqlite3_vfs,
                                                            zName:
                                                                *const ::libc::c_char,
                                                            arg2:
                                                                sqlite3_syscall_ptr)
                                                  -> ::libc::c_int>,
    pub xGetSystemCall: ::std::option::Option<extern "C" fn(arg1:
                                                                *mut sqlite3_vfs,
                                                            zName:
                                                                *const ::libc::c_char)
                                                  -> sqlite3_syscall_ptr>,
    pub xNextSystemCall: ::std::option::Option<extern "C" fn(arg1:
                                                                 *mut sqlite3_vfs,
                                                             zName:
                                                                 *const ::libc::c_char)
                                                   -> *const ::libc::c_char>,
}
impl ::std::clone::Clone for Struct_sqlite3_vfs {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_vfs {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
pub type sqlite3_mem_methods = Struct_sqlite3_mem_methods;
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_mem_methods {
    pub xMalloc: ::std::option::Option<extern "C" fn(arg1: ::libc::c_int)
                                           -> *mut ::libc::c_void>,
    pub xFree: ::std::option::Option<extern "C" fn(arg1: *mut ::libc::c_void)
                                         -> ()>,
    pub xRealloc: ::std::option::Option<extern "C" fn(arg1:
                                                          *mut ::libc::c_void,
                                                      arg2: ::libc::c_int)
                                            -> *mut ::libc::c_void>,
    pub xSize: ::std::option::Option<extern "C" fn(arg1: *mut ::libc::c_void)
                                         -> ::libc::c_int>,
    pub xRoundup: ::std::option::Option<extern "C" fn(arg1: ::libc::c_int)
                                            -> ::libc::c_int>,
    pub xInit: ::std::option::Option<extern "C" fn(arg1: *mut ::libc::c_void)
                                         -> ::libc::c_int>,
    pub xShutdown: ::std::option::Option<extern "C" fn(arg1:
                                                           *mut ::libc::c_void)
                                             -> ()>,
    pub pAppData: *mut ::libc::c_void,
}
impl ::std::clone::Clone for Struct_sqlite3_mem_methods {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_mem_methods {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
pub enum Struct_sqlite3_stmt { }
pub type sqlite3_stmt = Struct_sqlite3_stmt;
pub enum Struct_Mem { }
pub type sqlite3_value = Struct_Mem;
pub enum Struct_sqlite3_context { }
pub type sqlite3_context = Struct_sqlite3_context;
pub type sqlite3_destructor_type =
    ::std::option::Option<extern "C" fn(arg1: *mut ::libc::c_void) -> ()>;
pub type sqlite3_vtab = Struct_sqlite3_vtab;
pub type sqlite3_index_info = Struct_sqlite3_index_info;
pub type sqlite3_vtab_cursor = Struct_sqlite3_vtab_cursor;
pub type sqlite3_module = Struct_sqlite3_module;
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_module {
    pub iVersion: ::libc::c_int,
    pub xCreate: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3,
                                                     pAux:
                                                         *mut ::libc::c_void,
                                                     argc: ::libc::c_int,
                                                     argv:
                                                         *const *const ::libc::c_char,
                                                     ppVTab:
                                                         *mut *mut sqlite3_vtab,
                                                     arg2:
                                                         *mut *mut ::libc::c_char)
                                           -> ::libc::c_int>,
    pub xConnect: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3,
                                                      pAux:
                                                          *mut ::libc::c_void,
                                                      argc: ::libc::c_int,
                                                      argv:
                                                          *const *const ::libc::c_char,
                                                      ppVTab:
                                                          *mut *mut sqlite3_vtab,
                                                      arg2:
                                                          *mut *mut ::libc::c_char)
                                            -> ::libc::c_int>,
    pub xBestIndex: ::std::option::Option<extern "C" fn(pVTab:
                                                            *mut sqlite3_vtab,
                                                        arg1:
                                                            *mut sqlite3_index_info)
                                              -> ::libc::c_int>,
    pub xDisconnect: ::std::option::Option<extern "C" fn(pVTab:
                                                             *mut sqlite3_vtab)
                                               -> ::libc::c_int>,
    pub xDestroy: ::std::option::Option<extern "C" fn(pVTab:
                                                          *mut sqlite3_vtab)
                                            -> ::libc::c_int>,
    pub xOpen: ::std::option::Option<extern "C" fn(pVTab: *mut sqlite3_vtab,
                                                   ppCursor:
                                                       *mut *mut sqlite3_vtab_cursor)
                                         -> ::libc::c_int>,
    pub xClose: ::std::option::Option<extern "C" fn(arg1:
                                                        *mut sqlite3_vtab_cursor)
                                          -> ::libc::c_int>,
    pub xFilter: ::std::option::Option<extern "C" fn(arg1:
                                                         *mut sqlite3_vtab_cursor,
                                                     idxNum: ::libc::c_int,
                                                     idxStr:
                                                         *const ::libc::c_char,
                                                     argc: ::libc::c_int,
                                                     argv:
                                                         *mut *mut sqlite3_value)
                                           -> ::libc::c_int>,
    pub xNext: ::std::option::Option<extern "C" fn(arg1:
                                                       *mut sqlite3_vtab_cursor)
                                         -> ::libc::c_int>,
    pub xEof: ::std::option::Option<extern "C" fn(arg1:
                                                      *mut sqlite3_vtab_cursor)
                                        -> ::libc::c_int>,
    pub xColumn: ::std::option::Option<extern "C" fn(arg1:
                                                         *mut sqlite3_vtab_cursor,
                                                     arg2:
                                                         *mut sqlite3_context,
                                                     arg3: ::libc::c_int)
                                           -> ::libc::c_int>,
    pub xRowid: ::std::option::Option<extern "C" fn(arg1:
                                                        *mut sqlite3_vtab_cursor,
                                                    pRowid:
                                                        *mut sqlite3_int64)
                                          -> ::libc::c_int>,
    pub xUpdate: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_vtab,
                                                     arg2: ::libc::c_int,
                                                     arg3:
                                                         *mut *mut sqlite3_value,
                                                     arg4: *mut sqlite3_int64)
                                           -> ::libc::c_int>,
    pub xBegin: ::std::option::Option<extern "C" fn(pVTab: *mut sqlite3_vtab)
                                          -> ::libc::c_int>,
    pub xSync: ::std::option::Option<extern "C" fn(pVTab: *mut sqlite3_vtab)
                                         -> ::libc::c_int>,
    pub xCommit: ::std::option::Option<extern "C" fn(pVTab: *mut sqlite3_vtab)
                                           -> ::libc::c_int>,
    pub xRollback: ::std::option::Option<extern "C" fn(pVTab:
                                                           *mut sqlite3_vtab)
                                             -> ::libc::c_int>,
    pub xFindFunction: ::std::option::Option<extern "C" fn(pVtab:
                                                               *mut sqlite3_vtab,
                                                           nArg:
                                                               ::libc::c_int,
                                                           zName:
                                                               *const ::libc::c_char,
                                                           pxFunc:
                                                               *mut ::std::option::Option<extern "C" fn(arg1:
                                                                                                            *mut sqlite3_context,
                                                                                                        arg2:
                                                                                                            ::libc::c_int,
                                                                                                        arg3:
                                                                                                            *mut *mut sqlite3_value)
                                                                                              ->
                                                                                                  ()>,
                                                           ppArg:
                                                               *mut *mut ::libc::c_void)
                                                 -> ::libc::c_int>,
    pub xRename: ::std::option::Option<extern "C" fn(pVtab: *mut sqlite3_vtab,
                                                     zNew:
                                                         *const ::libc::c_char)
                                           -> ::libc::c_int>,
    pub xSavepoint: ::std::option::Option<extern "C" fn(pVTab:
                                                            *mut sqlite3_vtab,
                                                        arg1: ::libc::c_int)
                                              -> ::libc::c_int>,
    pub xRelease: ::std::option::Option<extern "C" fn(pVTab:
                                                          *mut sqlite3_vtab,
                                                      arg1: ::libc::c_int)
                                            -> ::libc::c_int>,
    pub xRollbackTo: ::std::option::Option<extern "C" fn(pVTab:
                                                             *mut sqlite3_vtab,
                                                         arg1: ::libc::c_int)
                                               -> ::libc::c_int>,
}
impl ::std::clone::Clone for Struct_sqlite3_module {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_module {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_index_info {
    pub nConstraint: ::libc::c_int,
    pub aConstraint: *mut Struct_sqlite3_index_constraint,
    pub nOrderBy: ::libc::c_int,
    pub aOrderBy: *mut Struct_sqlite3_index_orderby,
    pub aConstraintUsage: *mut Struct_sqlite3_index_constraint_usage,
    pub idxNum: ::libc::c_int,
    pub idxStr: *mut ::libc::c_char,
    pub needToFreeIdxStr: ::libc::c_int,
    pub orderByConsumed: ::libc::c_int,
    pub estimatedCost: ::libc::c_double,
    pub estimatedRows: sqlite3_int64,
}
impl ::std::clone::Clone for Struct_sqlite3_index_info {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_index_info {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_index_constraint {
    pub iColumn: ::libc::c_int,
    pub op: ::libc::c_uchar,
    pub usable: ::libc::c_uchar,
    pub iTermOffset: ::libc::c_int,
}
impl ::std::clone::Clone for Struct_sqlite3_index_constraint {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_index_constraint {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_index_orderby {
    pub iColumn: ::libc::c_int,
    pub desc: ::libc::c_uchar,
}
impl ::std::clone::Clone for Struct_sqlite3_index_orderby {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_index_orderby {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_index_constraint_usage {
    pub argvIndex: ::libc::c_int,
    pub omit: ::libc::c_uchar,
}
impl ::std::clone::Clone for Struct_sqlite3_index_constraint_usage {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_index_constraint_usage {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_vtab {
    pub pModule: *const sqlite3_module,
    pub nRef: ::libc::c_int,
    pub zErrMsg: *mut ::libc::c_char,
}
impl ::std::clone::Clone for Struct_sqlite3_vtab {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_vtab {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_vtab_cursor {
    pub pVtab: *mut sqlite3_vtab,
}
impl ::std::clone::Clone for Struct_sqlite3_vtab_cursor {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_vtab_cursor {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
pub enum Struct_sqlite3_blob { }
pub type sqlite3_blob = Struct_sqlite3_blob;
pub type sqlite3_mutex_methods = Struct_sqlite3_mutex_methods;
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_mutex_methods {
    pub xMutexInit: ::std::option::Option<extern "C" fn() -> ::libc::c_int>,
    pub xMutexEnd: ::std::option::Option<extern "C" fn() -> ::libc::c_int>,
    pub xMutexAlloc: ::std::option::Option<extern "C" fn(arg1: ::libc::c_int)
                                               -> *mut sqlite3_mutex>,
    pub xMutexFree: ::std::option::Option<extern "C" fn(arg1:
                                                            *mut sqlite3_mutex)
                                              -> ()>,
    pub xMutexEnter: ::std::option::Option<extern "C" fn(arg1:
                                                             *mut sqlite3_mutex)
                                               -> ()>,
    pub xMutexTry: ::std::option::Option<extern "C" fn(arg1:
                                                           *mut sqlite3_mutex)
                                             -> ::libc::c_int>,
    pub xMutexLeave: ::std::option::Option<extern "C" fn(arg1:
                                                             *mut sqlite3_mutex)
                                               -> ()>,
    pub xMutexHeld: ::std::option::Option<extern "C" fn(arg1:
                                                            *mut sqlite3_mutex)
                                              -> ::libc::c_int>,
    pub xMutexNotheld: ::std::option::Option<extern "C" fn(arg1:
                                                               *mut sqlite3_mutex)
                                                 -> ::libc::c_int>,
}
impl ::std::clone::Clone for Struct_sqlite3_mutex_methods {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_mutex_methods {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
pub enum Struct_sqlite3_pcache { }
pub type sqlite3_pcache = Struct_sqlite3_pcache;
pub type sqlite3_pcache_page = Struct_sqlite3_pcache_page;
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_pcache_page {
    pub pBuf: *mut ::libc::c_void,
    pub pExtra: *mut ::libc::c_void,
}
impl ::std::clone::Clone for Struct_sqlite3_pcache_page {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_pcache_page {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
pub type sqlite3_pcache_methods2 = Struct_sqlite3_pcache_methods2;
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_pcache_methods2 {
    pub iVersion: ::libc::c_int,
    pub pArg: *mut ::libc::c_void,
    pub xInit: ::std::option::Option<extern "C" fn(arg1: *mut ::libc::c_void)
                                         -> ::libc::c_int>,
    pub xShutdown: ::std::option::Option<extern "C" fn(arg1:
                                                           *mut ::libc::c_void)
                                             -> ()>,
    pub xCreate: ::std::option::Option<extern "C" fn(szPage: ::libc::c_int,
                                                     szExtra: ::libc::c_int,
                                                     bPurgeable:
                                                         ::libc::c_int)
                                           -> *mut sqlite3_pcache>,
    pub xCachesize: ::std::option::Option<extern "C" fn(arg1:
                                                            *mut sqlite3_pcache,
                                                        nCachesize:
                                                            ::libc::c_int)
                                              -> ()>,
    pub xPagecount: ::std::option::Option<extern "C" fn(arg1:
                                                            *mut sqlite3_pcache)
                                              -> ::libc::c_int>,
    pub xFetch: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_pcache,
                                                    key: ::libc::c_uint,
                                                    createFlag: ::libc::c_int)
                                          -> *mut sqlite3_pcache_page>,
    pub xUnpin: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_pcache,
                                                    arg2:
                                                        *mut sqlite3_pcache_page,
                                                    discard: ::libc::c_int)
                                          -> ()>,
    pub xRekey: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_pcache,
                                                    arg2:
                                                        *mut sqlite3_pcache_page,
                                                    oldKey: ::libc::c_uint,
                                                    newKey: ::libc::c_uint)
                                          -> ()>,
    pub xTruncate: ::std::option::Option<extern "C" fn(arg1:
                                                           *mut sqlite3_pcache,
                                                       iLimit: ::libc::c_uint)
                                             -> ()>,
    pub xDestroy: ::std::option::Option<extern "C" fn(arg1:
                                                          *mut sqlite3_pcache)
                                            -> ()>,
    pub xShrink: ::std::option::Option<extern "C" fn(arg1:
                                                         *mut sqlite3_pcache)
                                           -> ()>,
}
impl ::std::clone::Clone for Struct_sqlite3_pcache_methods2 {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_pcache_methods2 {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
pub type sqlite3_pcache_methods = Struct_sqlite3_pcache_methods;
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_pcache_methods {
    pub pArg: *mut ::libc::c_void,
    pub xInit: ::std::option::Option<extern "C" fn(arg1: *mut ::libc::c_void)
                                         -> ::libc::c_int>,
    pub xShutdown: ::std::option::Option<extern "C" fn(arg1:
                                                           *mut ::libc::c_void)
                                             -> ()>,
    pub xCreate: ::std::option::Option<extern "C" fn(szPage: ::libc::c_int,
                                                     bPurgeable:
                                                         ::libc::c_int)
                                           -> *mut sqlite3_pcache>,
    pub xCachesize: ::std::option::Option<extern "C" fn(arg1:
                                                            *mut sqlite3_pcache,
                                                        nCachesize:
                                                            ::libc::c_int)
                                              -> ()>,
    pub xPagecount: ::std::option::Option<extern "C" fn(arg1:
                                                            *mut sqlite3_pcache)
                                              -> ::libc::c_int>,
    pub xFetch: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_pcache,
                                                    key: ::libc::c_uint,
                                                    createFlag: ::libc::c_int)
                                          -> *mut ::libc::c_void>,
    pub xUnpin: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_pcache,
                                                    arg2: *mut ::libc::c_void,
                                                    discard: ::libc::c_int)
                                          -> ()>,
    pub xRekey: ::std::option::Option<extern "C" fn(arg1: *mut sqlite3_pcache,
                                                    arg2: *mut ::libc::c_void,
                                                    oldKey: ::libc::c_uint,
                                                    newKey: ::libc::c_uint)
                                          -> ()>,
    pub xTruncate: ::std::option::Option<extern "C" fn(arg1:
                                                           *mut sqlite3_pcache,
                                                       iLimit: ::libc::c_uint)
                                             -> ()>,
    pub xDestroy: ::std::option::Option<extern "C" fn(arg1:
                                                          *mut sqlite3_pcache)
                                            -> ()>,
}
impl ::std::clone::Clone for Struct_sqlite3_pcache_methods {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_pcache_methods {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
pub enum Struct_sqlite3_backup { }
pub type sqlite3_backup = Struct_sqlite3_backup;
pub type sqlite3_rtree_geometry = Struct_sqlite3_rtree_geometry;
pub type sqlite3_rtree_query_info = Struct_sqlite3_rtree_query_info;
pub type sqlite3_rtree_dbl = ::libc::c_double;
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_rtree_geometry {
    pub pContext: *mut ::libc::c_void,
    pub nParam: ::libc::c_int,
    pub aParam: *mut sqlite3_rtree_dbl,
    pub pUser: *mut ::libc::c_void,
    pub xDelUser: ::std::option::Option<extern "C" fn(arg1:
                                                          *mut ::libc::c_void)
                                            -> ()>,
}
impl ::std::clone::Clone for Struct_sqlite3_rtree_geometry {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_rtree_geometry {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
#[repr(C)]
#[derive(Copy)]
pub struct Struct_sqlite3_rtree_query_info {
    pub pContext: *mut ::libc::c_void,
    pub nParam: ::libc::c_int,
    pub aParam: *mut sqlite3_rtree_dbl,
    pub pUser: *mut ::libc::c_void,
    pub xDelUser: ::std::option::Option<extern "C" fn(arg1:
                                                          *mut ::libc::c_void)
                                            -> ()>,
    pub aCoord: *mut sqlite3_rtree_dbl,
    pub anQueue: *mut ::libc::c_uint,
    pub nCoord: ::libc::c_int,
    pub iLevel: ::libc::c_int,
    pub mxLevel: ::libc::c_int,
    pub iRowid: sqlite3_int64,
    pub rParentScore: sqlite3_rtree_dbl,
    pub eParentWithin: ::libc::c_int,
    pub eWithin: ::libc::c_int,
    pub rScore: sqlite3_rtree_dbl,
}
impl ::std::clone::Clone for Struct_sqlite3_rtree_query_info {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct_sqlite3_rtree_query_info {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
pub type __builtin_va_list = [__va_list_tag; 1usize];
pub type __va_list_tag = Struct___va_list_tag;
#[repr(C)]
#[derive(Copy)]
pub struct Struct___va_list_tag {
    pub gp_offset: ::libc::c_uint,
    pub fp_offset: ::libc::c_uint,
    pub overflow_arg_area: *mut ::libc::c_void,
    pub reg_save_area: *mut ::libc::c_void,
}
impl ::std::clone::Clone for Struct___va_list_tag {
    fn clone(&self) -> Self { *self }
}
impl ::std::default::Default for Struct___va_list_tag {
    fn default() -> Self { unsafe { ::std::mem::zeroed() } }
}
extern "C" {
    pub static mut sqlite3_version: *const ::libc::c_char;
    pub static mut sqlite3_temp_directory: *mut ::libc::c_char;
    pub static mut sqlite3_data_directory: *mut ::libc::c_char;
}
extern "C" {
    pub fn sqlite3_libversion() -> *const ::libc::c_char;
    pub fn sqlite3_sourceid() -> *const ::libc::c_char;
    pub fn sqlite3_libversion_number() -> ::libc::c_int;
    pub fn sqlite3_compileoption_used(zOptName: *const ::libc::c_char)
     -> ::libc::c_int;
    pub fn sqlite3_compileoption_get(N: ::libc::c_int)
     -> *const ::libc::c_char;
    pub fn sqlite3_threadsafe() -> ::libc::c_int;
    pub fn sqlite3_close(arg1: *mut sqlite3) -> ::libc::c_int;
    pub fn sqlite3_close_v2(arg1: *mut sqlite3) -> ::libc::c_int;
    pub fn sqlite3_exec(arg1: *mut sqlite3, sql: *const ::libc::c_char,
                        callback:
                            ::std::option::Option<extern "C" fn(arg1:
                                                                    *mut ::libc::c_void,
                                                                arg2:
                                                                    ::libc::c_int,
                                                                arg3:
                                                                    *mut *mut ::libc::c_char,
                                                                arg4:
                                                                    *mut *mut ::libc::c_char)
                                                      -> ::libc::c_int>,
                        arg2: *mut ::libc::c_void,
                        errmsg: *mut *mut ::libc::c_char) -> ::libc::c_int;
    pub fn sqlite3_initialize() -> ::libc::c_int;
    pub fn sqlite3_shutdown() -> ::libc::c_int;
    pub fn sqlite3_os_init() -> ::libc::c_int;
    pub fn sqlite3_os_end() -> ::libc::c_int;
    pub fn sqlite3_config(arg1: ::libc::c_int, ...) -> ::libc::c_int;
    pub fn sqlite3_db_config(arg1: *mut sqlite3, op: ::libc::c_int, ...)
     -> ::libc::c_int;
    pub fn sqlite3_extended_result_codes(arg1: *mut sqlite3,
                                         onoff: ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_last_insert_rowid(arg1: *mut sqlite3) -> sqlite3_int64;
    pub fn sqlite3_changes(arg1: *mut sqlite3) -> ::libc::c_int;
    pub fn sqlite3_total_changes(arg1: *mut sqlite3) -> ::libc::c_int;
    pub fn sqlite3_interrupt(arg1: *mut sqlite3) -> ();
    pub fn sqlite3_complete(sql: *const ::libc::c_char) -> ::libc::c_int;
    pub fn sqlite3_complete16(sql: *const ::libc::c_void) -> ::libc::c_int;
    pub fn sqlite3_busy_handler(arg1: *mut sqlite3,
                                arg2:
                                    ::std::option::Option<extern "C" fn(arg1:
                                                                            *mut ::libc::c_void,
                                                                        arg2:
                                                                            ::libc::c_int)
                                                              ->
                                                                  ::libc::c_int>,
                                arg3: *mut ::libc::c_void) -> ::libc::c_int;
    pub fn sqlite3_busy_timeout(arg1: *mut sqlite3, ms: ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_get_table(db: *mut sqlite3, zSql: *const ::libc::c_char,
                             pazResult: *mut *mut *mut ::libc::c_char,
                             pnRow: *mut ::libc::c_int,
                             pnColumn: *mut ::libc::c_int,
                             pzErrmsg: *mut *mut ::libc::c_char)
     -> ::libc::c_int;
    pub fn sqlite3_free_table(result: *mut *mut ::libc::c_char) -> ();
    pub fn sqlite3_mprintf(arg1: *const ::libc::c_char, ...)
     -> *mut ::libc::c_char;
    pub fn sqlite3_vmprintf(arg1: *const ::libc::c_char, arg2: va_list)
     -> *mut ::libc::c_char;
    pub fn sqlite3_snprintf(arg1: ::libc::c_int, arg2: *mut ::libc::c_char,
                            arg3: *const ::libc::c_char, ...)
     -> *mut ::libc::c_char;
    pub fn sqlite3_vsnprintf(arg1: ::libc::c_int, arg2: *mut ::libc::c_char,
                             arg3: *const ::libc::c_char, arg4: va_list)
     -> *mut ::libc::c_char;
    pub fn sqlite3_malloc(arg1: ::libc::c_int) -> *mut ::libc::c_void;
    pub fn sqlite3_realloc(arg1: *mut ::libc::c_void, arg2: ::libc::c_int)
     -> *mut ::libc::c_void;
    pub fn sqlite3_free(arg1: *mut ::libc::c_void) -> ();
    pub fn sqlite3_memory_used() -> sqlite3_int64;
    pub fn sqlite3_memory_highwater(resetFlag: ::libc::c_int)
     -> sqlite3_int64;
    pub fn sqlite3_randomness(N: ::libc::c_int, P: *mut ::libc::c_void) -> ();
    pub fn sqlite3_set_authorizer(arg1: *mut sqlite3,
                                  xAuth:
                                      ::std::option::Option<extern "C" fn(arg1:
                                                                              *mut ::libc::c_void,
                                                                          arg2:
                                                                              ::libc::c_int,
                                                                          arg3:
                                                                              *const ::libc::c_char,
                                                                          arg4:
                                                                              *const ::libc::c_char,
                                                                          arg5:
                                                                              *const ::libc::c_char,
                                                                          arg6:
                                                                              *const ::libc::c_char)
                                                                ->
                                                                    ::libc::c_int>,
                                  pUserData: *mut ::libc::c_void)
     -> ::libc::c_int;
    pub fn sqlite3_trace(arg1: *mut sqlite3,
                         xTrace:
                             ::std::option::Option<extern "C" fn(arg1:
                                                                     *mut ::libc::c_void,
                                                                 arg2:
                                                                     *const ::libc::c_char)
                                                       -> ()>,
                         arg2: *mut ::libc::c_void) -> *mut ::libc::c_void;
    pub fn sqlite3_profile(arg1: *mut sqlite3,
                           xProfile:
                               ::std::option::Option<extern "C" fn(arg1:
                                                                       *mut ::libc::c_void,
                                                                   arg2:
                                                                       *const ::libc::c_char,
                                                                   arg3:
                                                                       sqlite3_uint64)
                                                         -> ()>,
                           arg2: *mut ::libc::c_void) -> *mut ::libc::c_void;
    pub fn sqlite3_progress_handler(arg1: *mut sqlite3, arg2: ::libc::c_int,
                                    arg3:
                                        ::std::option::Option<extern "C" fn(arg1:
                                                                                *mut ::libc::c_void)
                                                                  ->
                                                                      ::libc::c_int>,
                                    arg4: *mut ::libc::c_void) -> ();
    pub fn sqlite3_open(filename: *const ::libc::c_char,
                        ppDb: *mut *mut sqlite3) -> ::libc::c_int;
    pub fn sqlite3_open16(filename: *const ::libc::c_void,
                          ppDb: *mut *mut sqlite3) -> ::libc::c_int;
    pub fn sqlite3_open_v2(filename: *const ::libc::c_char,
                           ppDb: *mut *mut sqlite3, flags: ::libc::c_int,
                           zVfs: *const ::libc::c_char) -> ::libc::c_int;
    pub fn sqlite3_uri_parameter(zFilename: *const ::libc::c_char,
                                 zParam: *const ::libc::c_char)
     -> *const ::libc::c_char;
    pub fn sqlite3_uri_boolean(zFile: *const ::libc::c_char,
                               zParam: *const ::libc::c_char,
                               bDefault: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_uri_int64(arg1: *const ::libc::c_char,
                             arg2: *const ::libc::c_char, arg3: sqlite3_int64)
     -> sqlite3_int64;
    pub fn sqlite3_errcode(db: *mut sqlite3) -> ::libc::c_int;
    pub fn sqlite3_extended_errcode(db: *mut sqlite3) -> ::libc::c_int;
    pub fn sqlite3_errmsg(arg1: *mut sqlite3) -> *const ::libc::c_char;
    pub fn sqlite3_errmsg16(arg1: *mut sqlite3) -> *const ::libc::c_void;
    pub fn sqlite3_errstr(arg1: ::libc::c_int) -> *const ::libc::c_char;
    pub fn sqlite3_limit(arg1: *mut sqlite3, id: ::libc::c_int,
                         newVal: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_prepare(db: *mut sqlite3, zSql: *const ::libc::c_char,
                           nByte: ::libc::c_int,
                           ppStmt: *mut *mut sqlite3_stmt,
                           pzTail: *mut *const ::libc::c_char)
     -> ::libc::c_int;
    pub fn sqlite3_prepare_v2(db: *mut sqlite3, zSql: *const ::libc::c_char,
                              nByte: ::libc::c_int,
                              ppStmt: *mut *mut sqlite3_stmt,
                              pzTail: *mut *const ::libc::c_char)
     -> ::libc::c_int;
    pub fn sqlite3_prepare16(db: *mut sqlite3, zSql: *const ::libc::c_void,
                             nByte: ::libc::c_int,
                             ppStmt: *mut *mut sqlite3_stmt,
                             pzTail: *mut *const ::libc::c_void)
     -> ::libc::c_int;
    pub fn sqlite3_prepare16_v2(db: *mut sqlite3, zSql: *const ::libc::c_void,
                                nByte: ::libc::c_int,
                                ppStmt: *mut *mut sqlite3_stmt,
                                pzTail: *mut *const ::libc::c_void)
     -> ::libc::c_int;
    pub fn sqlite3_sql(pStmt: *mut sqlite3_stmt) -> *const ::libc::c_char;
    pub fn sqlite3_stmt_readonly(pStmt: *mut sqlite3_stmt) -> ::libc::c_int;
    pub fn sqlite3_stmt_busy(arg1: *mut sqlite3_stmt) -> ::libc::c_int;
    pub fn sqlite3_bind_blob(arg1: *mut sqlite3_stmt, arg2: ::libc::c_int,
                             arg3: *const ::libc::c_void, n: ::libc::c_int,
                             arg4:
                                 ::std::option::Option<extern "C" fn(arg1:
                                                                         *mut ::libc::c_void)
                                                           -> ()>)
     -> ::libc::c_int;
    pub fn sqlite3_bind_double(arg1: *mut sqlite3_stmt, arg2: ::libc::c_int,
                               arg3: ::libc::c_double) -> ::libc::c_int;
    pub fn sqlite3_bind_int(arg1: *mut sqlite3_stmt, arg2: ::libc::c_int,
                            arg3: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_bind_int64(arg1: *mut sqlite3_stmt, arg2: ::libc::c_int,
                              arg3: sqlite3_int64) -> ::libc::c_int;
    pub fn sqlite3_bind_null(arg1: *mut sqlite3_stmt, arg2: ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_bind_text(arg1: *mut sqlite3_stmt, arg2: ::libc::c_int,
                             arg3: *const ::libc::c_char, n: ::libc::c_int,
                             arg4:
                                 ::std::option::Option<extern "C" fn(arg1:
                                                                         *mut ::libc::c_void)
                                                           -> ()>)
     -> ::libc::c_int;
    pub fn sqlite3_bind_text16(arg1: *mut sqlite3_stmt, arg2: ::libc::c_int,
                               arg3: *const ::libc::c_void,
                               arg4: ::libc::c_int,
                               arg5:
                                   ::std::option::Option<extern "C" fn(arg1:
                                                                           *mut ::libc::c_void)
                                                             -> ()>)
     -> ::libc::c_int;
    pub fn sqlite3_bind_value(arg1: *mut sqlite3_stmt, arg2: ::libc::c_int,
                              arg3: *const sqlite3_value) -> ::libc::c_int;
    pub fn sqlite3_bind_zeroblob(arg1: *mut sqlite3_stmt, arg2: ::libc::c_int,
                                 n: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_bind_parameter_count(arg1: *mut sqlite3_stmt)
     -> ::libc::c_int;
    pub fn sqlite3_bind_parameter_name(arg1: *mut sqlite3_stmt,
                                       arg2: ::libc::c_int)
     -> *const ::libc::c_char;
    pub fn sqlite3_bind_parameter_index(arg1: *mut sqlite3_stmt,
                                        zName: *const ::libc::c_char)
     -> ::libc::c_int;
    pub fn sqlite3_clear_bindings(arg1: *mut sqlite3_stmt) -> ::libc::c_int;
    pub fn sqlite3_column_count(pStmt: *mut sqlite3_stmt) -> ::libc::c_int;
    pub fn sqlite3_column_name(arg1: *mut sqlite3_stmt, N: ::libc::c_int)
     -> *const ::libc::c_char;
    pub fn sqlite3_column_name16(arg1: *mut sqlite3_stmt, N: ::libc::c_int)
     -> *const ::libc::c_void;
    pub fn sqlite3_column_database_name(arg1: *mut sqlite3_stmt,
                                        arg2: ::libc::c_int)
     -> *const ::libc::c_char;
    pub fn sqlite3_column_database_name16(arg1: *mut sqlite3_stmt,
                                          arg2: ::libc::c_int)
     -> *const ::libc::c_void;
    pub fn sqlite3_column_table_name(arg1: *mut sqlite3_stmt,
                                     arg2: ::libc::c_int)
     -> *const ::libc::c_char;
    pub fn sqlite3_column_table_name16(arg1: *mut sqlite3_stmt,
                                       arg2: ::libc::c_int)
     -> *const ::libc::c_void;
    pub fn sqlite3_column_origin_name(arg1: *mut sqlite3_stmt,
                                      arg2: ::libc::c_int)
     -> *const ::libc::c_char;
    pub fn sqlite3_column_origin_name16(arg1: *mut sqlite3_stmt,
                                        arg2: ::libc::c_int)
     -> *const ::libc::c_void;
    pub fn sqlite3_column_decltype(arg1: *mut sqlite3_stmt,
                                   arg2: ::libc::c_int)
     -> *const ::libc::c_char;
    pub fn sqlite3_column_decltype16(arg1: *mut sqlite3_stmt,
                                     arg2: ::libc::c_int)
     -> *const ::libc::c_void;
    pub fn sqlite3_step(arg1: *mut sqlite3_stmt) -> ::libc::c_int;
    pub fn sqlite3_data_count(pStmt: *mut sqlite3_stmt) -> ::libc::c_int;
    pub fn sqlite3_column_blob(arg1: *mut sqlite3_stmt, iCol: ::libc::c_int)
     -> *const ::libc::c_void;
    pub fn sqlite3_column_bytes(arg1: *mut sqlite3_stmt, iCol: ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_column_bytes16(arg1: *mut sqlite3_stmt,
                                  iCol: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_column_double(arg1: *mut sqlite3_stmt, iCol: ::libc::c_int)
     -> ::libc::c_double;
    pub fn sqlite3_column_int(arg1: *mut sqlite3_stmt, iCol: ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_column_int64(arg1: *mut sqlite3_stmt, iCol: ::libc::c_int)
     -> sqlite3_int64;
    pub fn sqlite3_column_text(arg1: *mut sqlite3_stmt, iCol: ::libc::c_int)
     -> *const ::libc::c_uchar;
    pub fn sqlite3_column_text16(arg1: *mut sqlite3_stmt, iCol: ::libc::c_int)
     -> *const ::libc::c_void;
    pub fn sqlite3_column_type(arg1: *mut sqlite3_stmt, iCol: ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_column_value(arg1: *mut sqlite3_stmt, iCol: ::libc::c_int)
     -> *mut sqlite3_value;
    pub fn sqlite3_finalize(pStmt: *mut sqlite3_stmt) -> ::libc::c_int;
    pub fn sqlite3_reset(pStmt: *mut sqlite3_stmt) -> ::libc::c_int;
    pub fn sqlite3_create_function(db: *mut sqlite3,
                                   zFunctionName: *const ::libc::c_char,
                                   nArg: ::libc::c_int,
                                   eTextRep: ::libc::c_int,
                                   pApp: *mut ::libc::c_void,
                                   xFunc:
                                       ::std::option::Option<extern "C" fn(arg1:
                                                                               *mut sqlite3_context,
                                                                           arg2:
                                                                               ::libc::c_int,
                                                                           arg3:
                                                                               *mut *mut sqlite3_value)
                                                                 -> ()>,
                                   xStep:
                                       ::std::option::Option<extern "C" fn(arg1:
                                                                               *mut sqlite3_context,
                                                                           arg2:
                                                                               ::libc::c_int,
                                                                           arg3:
                                                                               *mut *mut sqlite3_value)
                                                                 -> ()>,
                                   xFinal:
                                       ::std::option::Option<extern "C" fn(arg1:
                                                                               *mut sqlite3_context)
                                                                 -> ()>)
     -> ::libc::c_int;
    pub fn sqlite3_create_function16(db: *mut sqlite3,
                                     zFunctionName: *const ::libc::c_void,
                                     nArg: ::libc::c_int,
                                     eTextRep: ::libc::c_int,
                                     pApp: *mut ::libc::c_void,
                                     xFunc:
                                         ::std::option::Option<extern "C" fn(arg1:
                                                                                 *mut sqlite3_context,
                                                                             arg2:
                                                                                 ::libc::c_int,
                                                                             arg3:
                                                                                 *mut *mut sqlite3_value)
                                                                   -> ()>,
                                     xStep:
                                         ::std::option::Option<extern "C" fn(arg1:
                                                                                 *mut sqlite3_context,
                                                                             arg2:
                                                                                 ::libc::c_int,
                                                                             arg3:
                                                                                 *mut *mut sqlite3_value)
                                                                   -> ()>,
                                     xFinal:
                                         ::std::option::Option<extern "C" fn(arg1:
                                                                                 *mut sqlite3_context)
                                                                   -> ()>)
     -> ::libc::c_int;
    pub fn sqlite3_create_function_v2(db: *mut sqlite3,
                                      zFunctionName: *const ::libc::c_char,
                                      nArg: ::libc::c_int,
                                      eTextRep: ::libc::c_int,
                                      pApp: *mut ::libc::c_void,
                                      xFunc:
                                          ::std::option::Option<extern "C" fn(arg1:
                                                                                  *mut sqlite3_context,
                                                                              arg2:
                                                                                  ::libc::c_int,
                                                                              arg3:
                                                                                  *mut *mut sqlite3_value)
                                                                    -> ()>,
                                      xStep:
                                          ::std::option::Option<extern "C" fn(arg1:
                                                                                  *mut sqlite3_context,
                                                                              arg2:
                                                                                  ::libc::c_int,
                                                                              arg3:
                                                                                  *mut *mut sqlite3_value)
                                                                    -> ()>,
                                      xFinal:
                                          ::std::option::Option<extern "C" fn(arg1:
                                                                                  *mut sqlite3_context)
                                                                    -> ()>,
                                      xDestroy:
                                          ::std::option::Option<extern "C" fn(arg1:
                                                                                  *mut ::libc::c_void)
                                                                    -> ()>)
     -> ::libc::c_int;
    pub fn sqlite3_aggregate_count(arg1: *mut sqlite3_context)
     -> ::libc::c_int;
    pub fn sqlite3_expired(arg1: *mut sqlite3_stmt) -> ::libc::c_int;
    pub fn sqlite3_transfer_bindings(arg1: *mut sqlite3_stmt,
                                     arg2: *mut sqlite3_stmt)
     -> ::libc::c_int;
    pub fn sqlite3_global_recover() -> ::libc::c_int;
    pub fn sqlite3_thread_cleanup() -> ();
    pub fn sqlite3_memory_alarm(arg1:
                                    ::std::option::Option<extern "C" fn(arg1:
                                                                            *mut ::libc::c_void,
                                                                        arg2:
                                                                            sqlite3_int64,
                                                                        arg3:
                                                                            ::libc::c_int)
                                                              -> ()>,
                                arg2: *mut ::libc::c_void,
                                arg3: sqlite3_int64) -> ::libc::c_int;
    pub fn sqlite3_value_blob(arg1: *mut sqlite3_value)
     -> *const ::libc::c_void;
    pub fn sqlite3_value_bytes(arg1: *mut sqlite3_value) -> ::libc::c_int;
    pub fn sqlite3_value_bytes16(arg1: *mut sqlite3_value) -> ::libc::c_int;
    pub fn sqlite3_value_double(arg1: *mut sqlite3_value) -> ::libc::c_double;
    pub fn sqlite3_value_int(arg1: *mut sqlite3_value) -> ::libc::c_int;
    pub fn sqlite3_value_int64(arg1: *mut sqlite3_value) -> sqlite3_int64;
    pub fn sqlite3_value_text(arg1: *mut sqlite3_value)
     -> *const ::libc::c_uchar;
    pub fn sqlite3_value_text16(arg1: *mut sqlite3_value)
     -> *const ::libc::c_void;
    pub fn sqlite3_value_text16le(arg1: *mut sqlite3_value)
     -> *const ::libc::c_void;
    pub fn sqlite3_value_text16be(arg1: *mut sqlite3_value)
     -> *const ::libc::c_void;
    pub fn sqlite3_value_type(arg1: *mut sqlite3_value) -> ::libc::c_int;
    pub fn sqlite3_value_numeric_type(arg1: *mut sqlite3_value)
     -> ::libc::c_int;
    pub fn sqlite3_aggregate_context(arg1: *mut sqlite3_context,
                                     nBytes: ::libc::c_int)
     -> *mut ::libc::c_void;
    pub fn sqlite3_user_data(arg1: *mut sqlite3_context)
     -> *mut ::libc::c_void;
    pub fn sqlite3_context_db_handle(arg1: *mut sqlite3_context)
     -> *mut sqlite3;
    pub fn sqlite3_get_auxdata(arg1: *mut sqlite3_context, N: ::libc::c_int)
     -> *mut ::libc::c_void;
    pub fn sqlite3_set_auxdata(arg1: *mut sqlite3_context, N: ::libc::c_int,
                               arg2: *mut ::libc::c_void,
                               arg3:
                                   ::std::option::Option<extern "C" fn(arg1:
                                                                           *mut ::libc::c_void)
                                                             -> ()>) -> ();
    pub fn sqlite3_result_blob(arg1: *mut sqlite3_context,
                               arg2: *const ::libc::c_void,
                               arg3: ::libc::c_int,
                               arg4:
                                   ::std::option::Option<extern "C" fn(arg1:
                                                                           *mut ::libc::c_void)
                                                             -> ()>) -> ();
    pub fn sqlite3_result_double(arg1: *mut sqlite3_context,
                                 arg2: ::libc::c_double) -> ();
    pub fn sqlite3_result_error(arg1: *mut sqlite3_context,
                                arg2: *const ::libc::c_char,
                                arg3: ::libc::c_int) -> ();
    pub fn sqlite3_result_error16(arg1: *mut sqlite3_context,
                                  arg2: *const ::libc::c_void,
                                  arg3: ::libc::c_int) -> ();
    pub fn sqlite3_result_error_toobig(arg1: *mut sqlite3_context) -> ();
    pub fn sqlite3_result_error_nomem(arg1: *mut sqlite3_context) -> ();
    pub fn sqlite3_result_error_code(arg1: *mut sqlite3_context,
                                     arg2: ::libc::c_int) -> ();
    pub fn sqlite3_result_int(arg1: *mut sqlite3_context, arg2: ::libc::c_int)
     -> ();
    pub fn sqlite3_result_int64(arg1: *mut sqlite3_context,
                                arg2: sqlite3_int64) -> ();
    pub fn sqlite3_result_null(arg1: *mut sqlite3_context) -> ();
    pub fn sqlite3_result_text(arg1: *mut sqlite3_context,
                               arg2: *const ::libc::c_char,
                               arg3: ::libc::c_int,
                               arg4:
                                   ::std::option::Option<extern "C" fn(arg1:
                                                                           *mut ::libc::c_void)
                                                             -> ()>) -> ();
    pub fn sqlite3_result_text16(arg1: *mut sqlite3_context,
                                 arg2: *const ::libc::c_void,
                                 arg3: ::libc::c_int,
                                 arg4:
                                     ::std::option::Option<extern "C" fn(arg1:
                                                                             *mut ::libc::c_void)
                                                               -> ()>) -> ();
    pub fn sqlite3_result_text16le(arg1: *mut sqlite3_context,
                                   arg2: *const ::libc::c_void,
                                   arg3: ::libc::c_int,
                                   arg4:
                                       ::std::option::Option<extern "C" fn(arg1:
                                                                               *mut ::libc::c_void)
                                                                 -> ()>)
     -> ();
    pub fn sqlite3_result_text16be(arg1: *mut sqlite3_context,
                                   arg2: *const ::libc::c_void,
                                   arg3: ::libc::c_int,
                                   arg4:
                                       ::std::option::Option<extern "C" fn(arg1:
                                                                               *mut ::libc::c_void)
                                                                 -> ()>)
     -> ();
    pub fn sqlite3_result_value(arg1: *mut sqlite3_context,
                                arg2: *mut sqlite3_value) -> ();
    pub fn sqlite3_result_zeroblob(arg1: *mut sqlite3_context,
                                   n: ::libc::c_int) -> ();
    pub fn sqlite3_create_collation(arg1: *mut sqlite3,
                                    zName: *const ::libc::c_char,
                                    eTextRep: ::libc::c_int,
                                    pArg: *mut ::libc::c_void,
                                    xCompare:
                                        ::std::option::Option<extern "C" fn(arg1:
                                                                                *mut ::libc::c_void,
                                                                            arg2:
                                                                                ::libc::c_int,
                                                                            arg3:
                                                                                *const ::libc::c_void,
                                                                            arg4:
                                                                                ::libc::c_int,
                                                                            arg5:
                                                                                *const ::libc::c_void)
                                                                  ->
                                                                      ::libc::c_int>)
     -> ::libc::c_int;
    pub fn sqlite3_create_collation_v2(arg1: *mut sqlite3,
                                       zName: *const ::libc::c_char,
                                       eTextRep: ::libc::c_int,
                                       pArg: *mut ::libc::c_void,
                                       xCompare:
                                           ::std::option::Option<extern "C" fn(arg1:
                                                                                   *mut ::libc::c_void,
                                                                               arg2:
                                                                                   ::libc::c_int,
                                                                               arg3:
                                                                                   *const ::libc::c_void,
                                                                               arg4:
                                                                                   ::libc::c_int,
                                                                               arg5:
                                                                                   *const ::libc::c_void)
                                                                     ->
                                                                         ::libc::c_int>,
                                       xDestroy:
                                           ::std::option::Option<extern "C" fn(arg1:
                                                                                   *mut ::libc::c_void)
                                                                     -> ()>)
     -> ::libc::c_int;
    pub fn sqlite3_create_collation16(arg1: *mut sqlite3,
                                      zName: *const ::libc::c_void,
                                      eTextRep: ::libc::c_int,
                                      pArg: *mut ::libc::c_void,
                                      xCompare:
                                          ::std::option::Option<extern "C" fn(arg1:
                                                                                  *mut ::libc::c_void,
                                                                              arg2:
                                                                                  ::libc::c_int,
                                                                              arg3:
                                                                                  *const ::libc::c_void,
                                                                              arg4:
                                                                                  ::libc::c_int,
                                                                              arg5:
                                                                                  *const ::libc::c_void)
                                                                    ->
                                                                        ::libc::c_int>)
     -> ::libc::c_int;
    pub fn sqlite3_collation_needed(arg1: *mut sqlite3,
                                    arg2: *mut ::libc::c_void,
                                    arg3:
                                        ::std::option::Option<extern "C" fn(arg1:
                                                                                *mut ::libc::c_void,
                                                                            arg2:
                                                                                *mut sqlite3,
                                                                            eTextRep:
                                                                                ::libc::c_int,
                                                                            arg3:
                                                                                *const ::libc::c_char)
                                                                  -> ()>)
     -> ::libc::c_int;
    pub fn sqlite3_collation_needed16(arg1: *mut sqlite3,
                                      arg2: *mut ::libc::c_void,
                                      arg3:
                                          ::std::option::Option<extern "C" fn(arg1:
                                                                                  *mut ::libc::c_void,
                                                                              arg2:
                                                                                  *mut sqlite3,
                                                                              eTextRep:
                                                                                  ::libc::c_int,
                                                                              arg3:
                                                                                  *const ::libc::c_void)
                                                                    -> ()>)
     -> ::libc::c_int;
    pub fn sqlite3_sleep(arg1: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_get_autocommit(arg1: *mut sqlite3) -> ::libc::c_int;
    pub fn sqlite3_db_handle(arg1: *mut sqlite3_stmt) -> *mut sqlite3;
    pub fn sqlite3_db_filename(db: *mut sqlite3,
                               zDbName: *const ::libc::c_char)
     -> *const ::libc::c_char;
    pub fn sqlite3_db_readonly(db: *mut sqlite3,
                               zDbName: *const ::libc::c_char)
     -> ::libc::c_int;
    pub fn sqlite3_next_stmt(pDb: *mut sqlite3, pStmt: *mut sqlite3_stmt)
     -> *mut sqlite3_stmt;
    pub fn sqlite3_commit_hook(arg1: *mut sqlite3,
                               arg2:
                                   ::std::option::Option<extern "C" fn(arg1:
                                                                           *mut ::libc::c_void)
                                                             ->
                                                                 ::libc::c_int>,
                               arg3: *mut ::libc::c_void)
     -> *mut ::libc::c_void;
    pub fn sqlite3_rollback_hook(arg1: *mut sqlite3,
                                 arg2:
                                     ::std::option::Option<extern "C" fn(arg1:
                                                                             *mut ::libc::c_void)
                                                               -> ()>,
                                 arg3: *mut ::libc::c_void)
     -> *mut ::libc::c_void;
    pub fn sqlite3_update_hook(arg1: *mut sqlite3,
                               arg2:
                                   ::std::option::Option<extern "C" fn(arg1:
                                                                           *mut ::libc::c_void,
                                                                       arg2:
                                                                           ::libc::c_int,
                                                                       arg3:
                                                                           *const ::libc::c_char,
                                                                       arg4:
                                                                           *const ::libc::c_char,
                                                                       arg5:
                                                                           sqlite3_int64)
                                                             -> ()>,
                               arg3: *mut ::libc::c_void)
     -> *mut ::libc::c_void;
    pub fn sqlite3_enable_shared_cache(arg1: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_release_memory(arg1: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_db_release_memory(arg1: *mut sqlite3) -> ::libc::c_int;
    pub fn sqlite3_soft_heap_limit64(N: sqlite3_int64) -> sqlite3_int64;
    pub fn sqlite3_soft_heap_limit(N: ::libc::c_int) -> ();
    pub fn sqlite3_table_column_metadata(db: *mut sqlite3,
                                         zDbName: *const ::libc::c_char,
                                         zTableName: *const ::libc::c_char,
                                         zColumnName: *const ::libc::c_char,
                                         pzDataType:
                                             *mut *const ::libc::c_char,
                                         pzCollSeq:
                                             *mut *const ::libc::c_char,
                                         pNotNull: *mut ::libc::c_int,
                                         pPrimaryKey: *mut ::libc::c_int,
                                         pAutoinc: *mut ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_load_extension(db: *mut sqlite3,
                                  zFile: *const ::libc::c_char,
                                  zProc: *const ::libc::c_char,
                                  pzErrMsg: *mut *mut ::libc::c_char)
     -> ::libc::c_int;
    pub fn sqlite3_enable_load_extension(db: *mut sqlite3,
                                         onoff: ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_auto_extension(xEntryPoint:
                                      ::std::option::Option<extern "C" fn()
                                                                -> ()>)
     -> ::libc::c_int;
    pub fn sqlite3_cancel_auto_extension(xEntryPoint:
                                             ::std::option::Option<extern "C" fn()
                                                                       -> ()>)
     -> ::libc::c_int;
    pub fn sqlite3_reset_auto_extension() -> ();
    pub fn sqlite3_create_module(db: *mut sqlite3,
                                 zName: *const ::libc::c_char,
                                 p: *const sqlite3_module,
                                 pClientData: *mut ::libc::c_void)
     -> ::libc::c_int;
    pub fn sqlite3_create_module_v2(db: *mut sqlite3,
                                    zName: *const ::libc::c_char,
                                    p: *const sqlite3_module,
                                    pClientData: *mut ::libc::c_void,
                                    xDestroy:
                                        ::std::option::Option<extern "C" fn(arg1:
                                                                                *mut ::libc::c_void)
                                                                  -> ()>)
     -> ::libc::c_int;
    pub fn sqlite3_declare_vtab(arg1: *mut sqlite3,
                                zSQL: *const ::libc::c_char) -> ::libc::c_int;
    pub fn sqlite3_overload_function(arg1: *mut sqlite3,
                                     zFuncName: *const ::libc::c_char,
                                     nArg: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_blob_open(arg1: *mut sqlite3, zDb: *const ::libc::c_char,
                             zTable: *const ::libc::c_char,
                             zColumn: *const ::libc::c_char,
                             iRow: sqlite3_int64, flags: ::libc::c_int,
                             ppBlob: *mut *mut sqlite3_blob) -> ::libc::c_int;
    pub fn sqlite3_blob_reopen(arg1: *mut sqlite3_blob, arg2: sqlite3_int64)
     -> ::libc::c_int;
    pub fn sqlite3_blob_close(arg1: *mut sqlite3_blob) -> ::libc::c_int;
    pub fn sqlite3_blob_bytes(arg1: *mut sqlite3_blob) -> ::libc::c_int;
    pub fn sqlite3_blob_read(arg1: *mut sqlite3_blob, Z: *mut ::libc::c_void,
                             N: ::libc::c_int, iOffset: ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_blob_write(arg1: *mut sqlite3_blob,
                              z: *const ::libc::c_void, n: ::libc::c_int,
                              iOffset: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_vfs_find(zVfsName: *const ::libc::c_char)
     -> *mut sqlite3_vfs;
    pub fn sqlite3_vfs_register(arg1: *mut sqlite3_vfs,
                                makeDflt: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_vfs_unregister(arg1: *mut sqlite3_vfs) -> ::libc::c_int;
    pub fn sqlite3_mutex_alloc(arg1: ::libc::c_int) -> *mut sqlite3_mutex;
    pub fn sqlite3_mutex_free(arg1: *mut sqlite3_mutex) -> ();
    pub fn sqlite3_mutex_enter(arg1: *mut sqlite3_mutex) -> ();
    pub fn sqlite3_mutex_try(arg1: *mut sqlite3_mutex) -> ::libc::c_int;
    pub fn sqlite3_mutex_leave(arg1: *mut sqlite3_mutex) -> ();
    pub fn sqlite3_mutex_held(arg1: *mut sqlite3_mutex) -> ::libc::c_int;
    pub fn sqlite3_mutex_notheld(arg1: *mut sqlite3_mutex) -> ::libc::c_int;
    pub fn sqlite3_db_mutex(arg1: *mut sqlite3) -> *mut sqlite3_mutex;
    pub fn sqlite3_file_control(arg1: *mut sqlite3,
                                zDbName: *const ::libc::c_char,
                                op: ::libc::c_int, arg2: *mut ::libc::c_void)
     -> ::libc::c_int;
    pub fn sqlite3_test_control(op: ::libc::c_int, ...) -> ::libc::c_int;
    pub fn sqlite3_status(op: ::libc::c_int, pCurrent: *mut ::libc::c_int,
                          pHighwater: *mut ::libc::c_int,
                          resetFlag: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_db_status(arg1: *mut sqlite3, op: ::libc::c_int,
                             pCur: *mut ::libc::c_int,
                             pHiwtr: *mut ::libc::c_int,
                             resetFlg: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_stmt_status(arg1: *mut sqlite3_stmt, op: ::libc::c_int,
                               resetFlg: ::libc::c_int) -> ::libc::c_int;
    pub fn sqlite3_backup_init(pDest: *mut sqlite3,
                               zDestName: *const ::libc::c_char,
                               pSource: *mut sqlite3,
                               zSourceName: *const ::libc::c_char)
     -> *mut sqlite3_backup;
    pub fn sqlite3_backup_step(p: *mut sqlite3_backup, nPage: ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_backup_finish(p: *mut sqlite3_backup) -> ::libc::c_int;
    pub fn sqlite3_backup_remaining(p: *mut sqlite3_backup) -> ::libc::c_int;
    pub fn sqlite3_backup_pagecount(p: *mut sqlite3_backup) -> ::libc::c_int;
    pub fn sqlite3_unlock_notify(pBlocked: *mut sqlite3,
                                 xNotify:
                                     ::std::option::Option<extern "C" fn(apArg:
                                                                             *mut *mut ::libc::c_void,
                                                                         nArg:
                                                                             ::libc::c_int)
                                                               -> ()>,
                                 pNotifyArg: *mut ::libc::c_void)
     -> ::libc::c_int;
    pub fn sqlite3_stricmp(arg1: *const ::libc::c_char,
                           arg2: *const ::libc::c_char) -> ::libc::c_int;
    pub fn sqlite3_strnicmp(arg1: *const ::libc::c_char,
                            arg2: *const ::libc::c_char, arg3: ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_strglob(zGlob: *const ::libc::c_char,
                           zStr: *const ::libc::c_char) -> ::libc::c_int;
    pub fn sqlite3_log(iErrCode: ::libc::c_int,
                       zFormat: *const ::libc::c_char, ...) -> ();
    pub fn sqlite3_wal_hook(arg1: *mut sqlite3,
                            arg2:
                                ::std::option::Option<extern "C" fn(arg1:
                                                                        *mut ::libc::c_void,
                                                                    arg2:
                                                                        *mut sqlite3,
                                                                    arg3:
                                                                        *const ::libc::c_char,
                                                                    arg4:
                                                                        ::libc::c_int)
                                                          -> ::libc::c_int>,
                            arg3: *mut ::libc::c_void) -> *mut ::libc::c_void;
    pub fn sqlite3_wal_autocheckpoint(db: *mut sqlite3, N: ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_wal_checkpoint(db: *mut sqlite3,
                                  zDb: *const ::libc::c_char)
     -> ::libc::c_int;
    pub fn sqlite3_wal_checkpoint_v2(db: *mut sqlite3,
                                     zDb: *const ::libc::c_char,
                                     eMode: ::libc::c_int,
                                     pnLog: *mut ::libc::c_int,
                                     pnCkpt: *mut ::libc::c_int)
     -> ::libc::c_int;
    pub fn sqlite3_vtab_config(arg1: *mut sqlite3, op: ::libc::c_int, ...)
     -> ::libc::c_int;
    pub fn sqlite3_vtab_on_conflict(arg1: *mut sqlite3) -> ::libc::c_int;
    pub fn sqlite3_rtree_geometry_callback(db: *mut sqlite3,
                                           zGeom: *const ::libc::c_char,
                                           xGeom:
                                               ::std::option::Option<extern "C" fn(arg1:
                                                                                       *mut sqlite3_rtree_geometry,
                                                                                   arg2:
                                                                                       ::libc::c_int,
                                                                                   arg3:
                                                                                       *mut sqlite3_rtree_dbl,
                                                                                   arg4:
                                                                                       *mut ::libc::c_int)
                                                                         ->
                                                                             ::libc::c_int>,
                                           pContext: *mut ::libc::c_void)
     -> ::libc::c_int;
    pub fn sqlite3_rtree_query_callback(db: *mut sqlite3,
                                        zQueryFunc: *const ::libc::c_char,
                                        xQueryFunc:
                                            ::std::option::Option<extern "C" fn(arg1:
                                                                                    *mut sqlite3_rtree_query_info)
                                                                      ->
                                                                          ::libc::c_int>,
                                        pContext: *mut ::libc::c_void,
                                        xDestructor:
                                            ::std::option::Option<extern "C" fn(arg1:
                                                                                    *mut ::libc::c_void)
                                                                      -> ()>)
     -> ::libc::c_int;
}