glu_tess_callback_vertex  688 php_opengl/opengl/php_glu.c 			gluTessCallback(glutess, Z_LVAL_P(which), (GLvoid (CALLBACK*) ()) &glu_tess_callback_vertex);
glu_tess_callback_vertex   97 php_opengl/opengl/php_glu.h void CALLBACK glu_tess_callback_vertex(void *vertex_data);