S12               364 ext/hash/hash_md.c 	FF(d, a, b, c, x[1], S12, 0xe8c7b756);	/* 2 */
S12               368 ext/hash/hash_md.c 	FF(d, a, b, c, x[5], S12, 0x4787c62a);	/* 6 */
S12               372 ext/hash/hash_md.c 	FF(d, a, b, c, x[9], S12, 0x8b44f7af);	/* 10 */
S12               376 ext/hash/hash_md.c 	FF(d, a, b, c, x[13], S12, 0xfd987193);		/* 14 */