Symbol: sigwillqueue
usr/src/uts/common/sys/proc.h
838
extern int sigwillqueue(int, int);
usr/src/uts/common/syscall/signotify.c
133
if (!sigwillqueue(info.si_signo, info.si_code))
usr/src/uts/common/syscall/sigqueue.c
132
if (pid <= 0 || !sigwillqueue(sig, si_code))