msgcksum          200 kern/tty_nmea.c 	int fldcnt = 0, cksum = 0, msgcksum, n;
msgcksum          229 kern/tty_nmea.c 		msgcksum = 0;
msgcksum          233 kern/tty_nmea.c 				if (msgcksum)
msgcksum          234 kern/tty_nmea.c 					msgcksum <<= 4;
msgcksum          236 kern/tty_nmea.c 					msgcksum += *cs - '0';
msgcksum          238 kern/tty_nmea.c 					msgcksum += 10 + *cs - 'A';
msgcksum          245 kern/tty_nmea.c 		if (msgcksum != cksum) {