Type Definition glu_sys::glu::PFNGLREPLACEMENTCODEUICOLOR4FNORMAL3FVERTEX3FVSUNPROC

type PFNGLREPLACEMENTCODEUICOLOR4FNORMAL3FVERTEX3FVSUNPROC = Option<unsafe extern "C" fn(rc: *const GLuint, c: *const GLfloat, n: *const GLfloat, v: *const GLfloat)>;