Symbol: unp_drop
sys/kern/uipc_usrreq.c
1090
(void)unp_drop(sotounpcb(so), SET_ERROR(ECONNABORTED));
sys/kern/uipc_usrreq.c
188
static bool unp_drop(struct unpcb *, int);
sys/kern/uipc_usrreq.c
792
if (unp_drop(unp->unp_refs, SET_ERROR(ECONNRESET))) {