<dec f='src/src/sys/netinet6/in6_var.h' l='584' type='unsigned long'/>
<use f='src/src/sys/netinet/tcp_subr.c' l='1918' u='r' c='tcp_mss_to_advertise'/>
<use f='src/src/sys/netinet6/in6.c' l='2263' u='w' c='in6_setmaxmtu'/>
<def f='src/src/sys/netinet6/in6_ifattach.c' l='64' type='unsigned long'/>
<use f='src/src/sys/netinet6/nd6.c' l='235' u='r' c='nd6_setmtu0'/>
