pub type PFNGLTEXSTORAGE3DEXTPROC = Option<unsafe extern "C" fn(target: GLenum, levels: GLsizei, internalformat: GLenum, width: GLsizei, height: GLsizei, depth: GLsizei)>;Aliased Type§
enum PFNGLTEXSTORAGE3DEXTPROC {
None,
Some(unsafe extern "C" fn(_: u32, _: i32, _: u32, _: i32, _: i32, _: i32)),
}