HelenOS sources

SIGILL            109 uspace/lib/posix/src/signal.c 	case SIGILL:
SIGILL            363 uspace/lib/posix/src/signal.c 	if ((action.sa_flags & SA_RESETHAND) && signo != SIGILL && signo != SIGTRAP) {
SIGILL            211 uspace/lib/posix/src/string.c 		[SIGILL] = "SIGILL (Illegal instruction)",