PNG_PASS_MASK 69 contrib/libtests/pngunknown.c ((PNG_PASS_MASK(pass,0) >> ((y)&7)) & 1) PNG_PASS_MASK 71 contrib/libtests/pngunknown.c ((PNG_PASS_MASK(pass,1) >> ((x)&7)) & 1) PNG_PASS_MASK 98 contrib/libtests/pngvalid.c ((PNG_PASS_MASK(pass,0) >> ((y)&7)) & 1) PNG_PASS_MASK 100 contrib/libtests/pngvalid.c ((PNG_PASS_MASK(pass,1) >> ((x)&7)) & 1) PNG_PASS_MASK 2637 png.h ((PNG_PASS_MASK(pass,0) >> ((y)&7)) & 1) PNG_PASS_MASK 2639 png.h ((PNG_PASS_MASK(pass,1) >> ((x)&7)) & 1)