osigaltstack      504 kern/kern_sig.c 	struct osigaltstack ss;
osigaltstack      193 sys/signal.h   struct osigaltstack {
osigaltstack      249 sys/syscallargs.h 	syscallarg(const struct osigaltstack *) nss;
osigaltstack      250 sys/syscallargs.h 	syscallarg(struct osigaltstack *) oss;