81 #define II(a, b, c, d, x, s, ac)        { \  macro
502     II(a, b, c, d, x[ 0], 6,  0xf4292244UL);  in _nx_md5_process_buffer()
503     II(d, a, b, c, x[ 7], 10, 0x432aff97UL);  in _nx_md5_process_buffer()
504     II(c, d, a, b, x[14], 15, 0xab9423a7UL);  in _nx_md5_process_buffer()
505     II(b, c, d, a, x[ 5], 21, 0xfc93a039UL);  in _nx_md5_process_buffer()
506     II(a, b, c, d, x[12], 6,  0x655b59c3UL);  in _nx_md5_process_buffer()
507     II(d, a, b, c, x[ 3], 10, 0x8f0ccc92UL);  in _nx_md5_process_buffer()
508     II(c, d, a, b, x[10], 15, 0xffeff47dUL);  in _nx_md5_process_buffer()
509     II(b, c, d, a, x[ 1], 21, 0x85845dd1UL);  in _nx_md5_process_buffer()
510     II(a, b, c, d, x[ 8], 6,  0x6fa87e4fUL);  in _nx_md5_process_buffer()
511     II(d, a, b, c, x[15], 10, 0xfe2ce6e0UL);  in _nx_md5_process_buffer()
512     II(c, d, a, b, x[ 6], 15, 0xa3014314UL);  in _nx_md5_process_buffer()
513     II(b, c, d, a, x[13], 21, 0x4e0811a1UL);  in _nx_md5_process_buffer()
514     II(a, b, c, d, x[ 4], 6,  0xf7537e82UL);  in _nx_md5_process_buffer()
515     II(d, a, b, c, x[11], 10, 0xbd3af235UL);  in _nx_md5_process_buffer()
516     II(c, d, a, b, x[ 2], 15, 0x2ad7d2bbUL);  in _nx_md5_process_buffer()
517     II(b, c, d, a, x[ 9], 21, 0xeb86d391UL);  in _nx_md5_process_buffer()