const os/signal.numSig

7 uses

	os/signal (current package)
		signal.go#L18: 	ref [numSig]int64
		signal.go#L33: 	mask [(numSig + 31) / 32]uint32
		signal.go#L72: 		for n := 0; n < numSig; n++ {
		signal.go#L160: 		for n := 0; n < numSig; n++ {
		signal.go#L190: 	for n := 0; n < numSig; n++ {
		signal_unix.go#L32: 	numSig = 65 // max across all systems
		signal_unix.go#L39: 		if i < 0 || i >= numSig {