f_as             2099 ext/gd/libgd/gd_interpolation.c 						register gdFixed f_rs, f_gs, f_bs, f_as;
f_as             2135 ext/gd/libgd/gd_interpolation.c 						f_as = gd_itofx(gdTrueColorGetAlpha(c));
f_as             2140 ext/gd/libgd/gd_interpolation.c 						f_alpha += gd_mulfx(f_as, f_R);