pub type PFNGLGENSYMBOLSEXTPROC = Option<unsafe extern "C" fn(dataType: GLenum, storageType: GLenum, range: GLenum, components: GLuint) -> GLuint>;Aliased Type§
enum PFNGLGENSYMBOLSEXTPROC {
None,
Some(unsafe extern "C" fn(_: u32, _: u32, _: u32, _: u32) -> u32),
}