<def f='src/src/sys/netinet/ip_input.c' l='194' type='int'/>
<use f='src/src/sys/netinet/ip_input.c' l='1380' u='r' c='ip_forward'/>
<use f='src/src/sys/netinet/ip_input.c' l='1643' u='a' c='sysctl_net_inet_ip_setup'/>
