Type Alias PFNGLWINDOWPOS4DMESAPROC
pub type PFNGLWINDOWPOS4DMESAPROC = Option<unsafe extern "C" fn(_: f64, _: f64, _: f64, _: f64)>;Aliased Type§
enum PFNGLWINDOWPOS4DMESAPROC {
None,
Some(unsafe extern "C" fn(_: f64, _: f64, _: f64, _: f64)),
}