<def f='src/src/sys/net/if.h' l='434' ll='439' type='_Bool if_is_link_state_changeable(struct ifnet * ifp)'/>
<use f='src/src/sys/net/if.c' l='687' u='c' c='if_initialize'/>
<use f='src/src/sys/net/if.c' l='1325' u='c' c='if_detach'/>
<use f='src/src/sys/net/if.c' l='2019' u='c' c='if_link_state_change'/>
