pub type PFNGLUNIFORM2UIEXTPROC = Option<unsafe extern "C" fn(location: GLint, v0: GLuint, v1: GLuint)>;
enum PFNGLUNIFORM2UIEXTPROC { None, Some(unsafe extern "C" fn(_: i32, _: u32, _: u32)), }
No value.
Some value of type T.
T