-FGAPI void FGAPIENTRY glutWireSierpinskiSponge ( int num_levels, GLdouble offset[3], GLdouble scale );
-FGAPI void FGAPIENTRY glutSolidSierpinskiSponge ( int num_levels, GLdouble offset[3], GLdouble scale );
-FGAPI void FGAPIENTRY glutWireCylinder( GLdouble radius, GLdouble height, GLint slices, GLint stacks);
-FGAPI void FGAPIENTRY glutSolidCylinder( GLdouble radius, GLdouble height, GLint slices, GLint stacks);
+FGAPI void FGAPIENTRY glutWireSierpinskiSponge ( int num_levels, double offset[3], double scale );
+FGAPI void FGAPIENTRY glutSolidSierpinskiSponge ( int num_levels, double offset[3], double scale );
+FGAPI void FGAPIENTRY glutWireCylinder( double radius, double height, GLint slices, GLint stacks);
+FGAPI void FGAPIENTRY glutSolidCylinder( double radius, double height, GLint slices, GLint stacks);
+
+/*
+ * Rest of functions for rendering Newell's teaset, found in fg_teapot.c
+ * NB: front facing polygons have clockwise winding, not counter clockwise
+ */
+FGAPI void FGAPIENTRY glutWireTeacup( double size );
+FGAPI void FGAPIENTRY glutSolidTeacup( double size );
+FGAPI void FGAPIENTRY glutWireTeaspoon( double size );
+FGAPI void FGAPIENTRY glutSolidTeaspoon( double size );