pub type PFNGLOBJECTLABELPROC = Option<unsafe extern "C" fn(identifier: GLenum, name: GLuint, length: GLsizei, label: *const GLchar)>;Aliased Type§
enum PFNGLOBJECTLABELPROC {
None,
Some(unsafe extern "C" fn(_: u32, _: u32, _: i32, _: *const i8)),
}