#include <stdio.h>#include <stdlib.h>#include "nxlib.h"intXFillPolygon(Display * display, Drawable d, GC gc,	XPoint * points, int npoints, int shape, int mode){	int i;	GR_POINT *gr_points;	gr_points = ALLOCA(npoints * sizeof(GR_POINT));	if (mode == CoordModeOrigin) {		for (i = 0; i < npoints; i++) {			gr_points[i].x = points[i].x;			gr_points[i].y = points[i].y;		}	} else {		/* CoordModePrevious */		int px = 0, py = 0;		for (i = 0; i < npoints; i++) {			gr_points[i].x = px + points[i].x;			gr_points[i].y = py + points[i].y;			px += points[i].x;			py += points[i].y;		}	}	if (shape == Complex || shape == Convex)		printf("XFillPolygon: Complex/Convex\n");	GrFillPoly(d, gc->gid, npoints, gr_points);	FREEA(gr_points);	return 1;}