Type Alias PFNGLGETVARIANTBOOLEANVEXTPROC
pub type PFNGLGETVARIANTBOOLEANVEXTPROC = Option<unsafe extern "C" fn(_: u32, _: u32, _: *mut u8)>;Aliased Type§
enum PFNGLGETVARIANTBOOLEANVEXTPROC {
None,
Some(unsafe extern "C" fn(_: u32, _: u32, _: *mut u8)),
}