gdImageColorExact 3101 gd/gd.c        	RETURN_LONG(gdImageColorExact(im, red, green, blue));
gdImageColorExact 2327 gd/libgd/gd.c  				nc = gdImageColorExact(dst, ncR, ncG, ncB);
gdImageColorExact  402 gd/libgd/gd.h  int gdImageColorExact(gdImagePtr im, int r, int g, int b);