gdImageColorExactAlpha 1884 ext/gd/gd.c    	RETURN_LONG(gdImageColorExactAlpha(im, red, green, blue, alpha));
gdImageColorExactAlpha  459 ext/gd/libgd/gd.c 	return gdImageColorExactAlpha (im, r, g, b, gdAlphaOpaque);
gdImageColorExactAlpha  523 ext/gd/libgd/gd.h int gdImageColorExactAlpha(gdImagePtr im, int r, int g, int b, int a);