SIGSYS    = syscall.Signal(0xc)
	SIGTERM   = syscall.Signal(0xf)
	SIGTHR    = syscall.Signal(0x20)
	SIGTRAP   = syscall.Signal(0x5)
	SIGTSTP   = syscall.Signal(0x12)
	SIGTTIN   = syscall.Signal(0x15)
	SIGTTOU   = syscall.Signal(0x16)
	SIGURG    = syscall.Signal(0x10)
	SIGUSR1   = syscall.Signal(0x1e)
	SIGUSR2   = syscall.Signal(0x1f)
	SIGVTALRM = syscall.Signal(0x1a)
	SIGWINCH  = syscall.Signal(0x1c)

	SIGSYS    = syscall.Signal(0xc)
	SIGTERM   = syscall.Signal(0xf)
	SIGTHR    = syscall.Signal(0x20)
	SIGTRAP   = syscall.Signal(0x5)
	SIGTSTP   = syscall.Signal(0x12)
	SIGTTIN   = syscall.Signal(0x15)
	SIGTTOU   = syscall.Signal(0x16)
	SIGURG    = syscall.Signal(0x10)
	SIGUSR1   = syscall.Signal(0x1e)
	SIGUSR2   = syscall.Signal(0x1f)
	SIGVTALRM = syscall.Signal(0x1a)
	SIGWINCH  = syscall.Signal(0x1c)

		if err1 != 0 {
			goto childerror
		}
	}

	// Restore the signal mask. We do this after TIOCSPGRP to avoid
	// having the kernel send a SIGTTOU signal to the process group.
	runtime_AfterForkInChild()

	// Unshare
	if sys.Unshareflags != 0 {
		_, _, err1 = RawSyscall(SYS_UNSHARE, sys.Unshareflags, 0, 0)
		if err1 != 0 {
			goto childerror
		}

	SIGSTOP    = Signal(0x17)
	SIGSYS     = Signal(0xc)
	SIGTERM    = Signal(0xf)
	SIGTHAW    = Signal(0x23)
	SIGTRAP    = Signal(0x5)
	SIGTSTP    = Signal(0x18)
	SIGTTIN    = Signal(0x1a)
	SIGTTOU    = Signal(0x1b)
	SIGURG     = Signal(0x15)
	SIGUSR1    = Signal(0x10)
	SIGUSR2    = Signal(0x11)
	SIGVTALRM  = Signal(0x1c)
	SIGWAITING = Signal(0x20)
	SIGWINCH   = Signal(0x14)

	SIGSTOP   = Signal(0x11)
	SIGSYS    = Signal(0xc)
	SIGTERM   = Signal(0xf)
	SIGTHR    = Signal(0x20)
	SIGTRAP   = Signal(0x5)
	SIGTSTP   = Signal(0x12)
	SIGTTIN   = Signal(0x15)
	SIGTTOU   = Signal(0x16)
	SIGURG    = Signal(0x10)
	SIGUSR1   = Signal(0x1e)
	SIGUSR2   = Signal(0x1f)
	SIGVTALRM = Signal(0x1a)
	SIGWINCH  = Signal(0x1c)
	SIGXCPU   = Signal(0x18)
	SIGXFSZ   = Signal(0x19)

	SIGSTOP   = Signal(0x11)
	SIGSYS    = Signal(0xc)
	SIGTERM   = Signal(0xf)
	SIGTHR    = Signal(0x20)
	SIGTRAP   = Signal(0x5)
	SIGTSTP   = Signal(0x12)
	SIGTTIN   = Signal(0x15)
	SIGTTOU   = Signal(0x16)
	SIGURG    = Signal(0x10)
	SIGUSR1   = Signal(0x1e)
	SIGUSR2   = Signal(0x1f)
	SIGVTALRM = Signal(0x1a)
	SIGWINCH  = Signal(0x1c)
	SIGXCPU   = Signal(0x18)
	SIGXFSZ   = Signal(0x19)

		{"SIGSTOP", Const, 0},
		{"SIGSYS", Const, 0},
		{"SIGTERM", Const, 0},
		{"SIGTHR", Const, 0},
		{"SIGTRAP", Const, 0},
		{"SIGTSTP", Const, 0},
		{"SIGTTIN", Const, 0},
		{"SIGTTOU", Const, 0},
		{"SIGUNUSED", Const, 0},
		{"SIGURG", Const, 0},
		{"SIGUSR1", Const, 0},
		{"SIGUSR2", Const, 0},
		{"SIGVTALRM", Const, 0},
		{"SIGWINCH", Const, 0},
		{"SIGXCPU", Const, 0},