Type Alias VipsSListMap2Fn

pub type VipsSListMap2Fn = Option<unsafe extern "C" fn(item: *mut c_void, a: *mut c_void, b: *mut c_void) -> *mut c_void>;

Aliased Type

enum VipsSListMap2Fn {
    None,
    Some(unsafe extern "C" fn(*mut c_void, *mut c_void, *mut c_void) -> *mut c_void),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut c_void, *mut c_void, *mut c_void) -> *mut c_void)

Some value of type T.