aa_greys         4144 ext/gd/gd.c    	unsigned long aa_greys[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16};
aa_greys         4201 ext/gd/gd.c    			T1_AAHSetGrayValues(aa_greys);