ktrpsig           739 kern/kern_sig.c 			ktrpsig(p, signum, ps->ps_sigact[signum],
ktrpsig          1260 kern/kern_sig.c 		ktrpsig(p, signum, action, ps->ps_flags & SAS_OLDMASK ?
ktrpsig           170 sys/ktrace.h   void ktrpsig(struct proc *, int, sig_t, int, int, siginfo_t *);