/* Note: * This is just a sample piece of code that shows how to use some structs - * it may not even run. */#include <geos.h>static const graphicStr myString = {	MOVEPENTO (0,0),	LINETO(100,100),	RECTANGLETO(50,50),	NEWPATTERN(3),	FRAME_RECTO(50,50),	PEN_X_DELTA(10),	PEN_Y_DELTA(10),	PEN_XY_DELTA(10,10),	GSTR_END	};int main (void){    GraphicsString(&myString);}