Type Alias fprintv_vft 

pub type fprintv_vft = Option<unsafe extern "C" fn(file: *mut FILE, s1: *const c_char, n: dim_t, x: *const c_void, incx: inc_t, format: *const c_char, s2: *const c_char)>;

Aliased Type

pub enum fprintv_vft {
    None,
    Some(unsafe extern "C" fn(*mut _IO_FILE, *const i8, i64, *const c_void, i64, *const i8, *const i8)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut _IO_FILE, *const i8, i64, *const c_void, i64, *const i8, *const i8))

Some value of type T.