Type Alias PFNGLWINDOWPOS4FMESAPROC
pub type PFNGLWINDOWPOS4FMESAPROC = Option<unsafe extern "C" fn(_: f32, _: f32, _: f32, _: f32)>;Aliased Type§
enum PFNGLWINDOWPOS4FMESAPROC {
None,
Some(unsafe extern "C" fn(_: f32, _: f32, _: f32, _: f32)),
}