Lines Matching defs:ck
669 u_char ck;
741 ck = mx4200_cksum(&pp->a_lastcode[1], pp->lencode - 4);
742 if (char2hex[ck >> 4] != cp[1] || char2hex[ck & 0xf] != cp[2]) {
1118 register u_char ck;
1120 for (ck = 0; n-- > 0; cp++)
1121 ck ^= *cp;
1122 return (ck);
1603 u_char ck;
1622 ck = mx4200_cksum(cp, n);
1624 n = SNPRINTF((cp, (size_t)(ep - cp), "*%02X\r\n", ck));