Type Alias arg_comparefn

pub type arg_comparefn = Option<unsafe extern "C" fn(_: *const c_void, _: *const c_void) -> i32>;

Aliased Type

enum arg_comparefn {
    None,
    Some(unsafe extern "C" fn(_: *const c_void, _: *const c_void) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *const c_void, _: *const c_void) -> i32)

Some value of type T.