<def f='src/src/sys/netinet/ip_input.c' l='196' type='int'/>
<use f='src/src/sys/netinet/ip_input.c' l='1147' u='r' c='ip_dooptions'/>
<use f='src/src/sys/netinet/ip_input.c' l='1564' u='r' c='sysctl_net_inet_ip_forwsrcrt'/>
<use f='src/src/sys/netinet/ip_input.c' l='1575' u='w' c='sysctl_net_inet_ip_forwsrcrt'/>
<use f='src/src/sys/netinet/ip_input.c' l='1667' u='a' c='sysctl_net_inet_ip_setup'/>
