}
	return flags&(_SigKill|_SigThrow) == 0
}

// gsignalStack saves the fields of the gsignal stack changed by
// setGsignalStack.
type gsignalStack struct {
	stack       stack
	stackguard0 uintptr
	stackguard1 uintptr
	stktopsp    uintptr
}

// setGsignalStack sets the gsignal stack of the current m to an
// alternate signal stack returned from the sigaltstack system call.