tag	line	file	source code
timeptr	500	net/ipv4/icmp.c	unsigned long *timeptr, midtime;
timeptr	554	net/ipv4/icmp.c	timeptr = (unsigned long *) (icmphr + 1);
timeptr	558	net/ipv4/icmp.c	timeptr [1] = timeptr [2] = htonl(midtime);