pub type PFNGLPROGRAMNAMEDPARAMETER4DVNVPROC = Option<unsafe extern "C" fn(id: GLuint, len: GLsizei, name: *const GLubyte, v: *const GLdouble)>;Aliased Type§
enum PFNGLPROGRAMNAMEDPARAMETER4DVNVPROC {
None,
Some(unsafe extern "C" fn(_: u32, _: i32, _: *const u8, _: *const f64)),
}