func syscall10(fn, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10 uintptr) (r1, r2 uintptr, err Errno)
func syscall10X(fn, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10 uintptr) (r1, r2 uintptr, err Errno)
func rawSyscall(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
func rawSyscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
func rawSyscall6X(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)

	"internal/abi"
	"unsafe"
)

func Syscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
func RawSyscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)

var dupTrampoline = abi.FuncPCABI0(libc_dup2_trampoline)

type SockaddrDatalink struct {
	Len    uint8

}
func syscall10X()

// golang.org/x/sys linknames syscall_rawSyscall
// (in addition to standard package syscall).
// Do not remove or change the type signature.
//
//go:linkname syscall_rawSyscall syscall.rawSyscall
//go:nosplit
//go:cgo_unsafe_args
func syscall_rawSyscall(fn, a1, a2, a3 uintptr) (r1, r2, err uintptr) {
	libcCall(unsafe.Pointer(abi.FuncPCABI0(syscall)), unsafe.Pointer(&fn))
	return
}

//
// //go:norace, on RawSyscall, to avoid race instrumentation if RawSyscall is
// called after fork, or from a signal handler.
//
// //go:linkname to ensure ABI wrappers are generated for external callers
// (notably x/sys/unix assembly).

//go:uintptrkeepalive
//go:nosplit
//go:norace
//go:linkname RawSyscall
func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno) {

	rlim := origRlimitNofile.Load()
	if rlim != nil {
		Setrlimit(RLIMIT_NOFILE, rlim)
	}

	var err1 error
	if runtime.GOOS == "solaris" || runtime.GOOS == "illumos" || runtime.GOOS == "aix" {
		// RawSyscall should never be used on Solaris, illumos, or AIX.
		err1 = execveLibc(
			uintptr(unsafe.Pointer(argv0p)),
			uintptr(unsafe.Pointer(&argvp[0])),
			uintptr(unsafe.Pointer(&envvp[0])))

var SocketDisableIPv6 bool

func Syscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err ErrorString)
func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err ErrorString)
func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2, err uintptr)
func RawSyscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr)

//go:nosplit
func atoi(b []byte) (n uint) {
	n = 0
	for i := 0; i < len(b); i++ {
		n = n*10 + uint(b[i]-'0')
	}

	return 0, 0, ENOSYS
}

func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno) {
	return 0, 0, ENOSYS
}

func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno) {
	return 0, 0, ENOSYS
}

func RawSyscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno) {
	return 0, 0, ENOSYS
}

func Sysctl(key string) (string, error) {

	return 0, 0, ENOSYS
}

func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno) {
	return 0, 0, ENOSYS
}

func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno) {
	return 0, 0, ENOSYS
}

func RawSyscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno) {
	return 0, 0, ENOSYS
}

func Sysctl(key string) (string, error) {

		}
	}
}

func TestSyscallNoError(t *testing.T) {
	// On Linux there are currently no syscalls which don't fail and return
	// a value larger than 0xfffffffffffff001 so we could test RawSyscall
	// vs. RawSyscallNoError on 64bit architectures.
	if unsafe.Sizeof(uintptr(0)) != 4 {
		t.Skip("skipping on non-32bit architecture")
	}

	// See https://golang.org/issue/35422

	}

	# Determine which form to use; pad args with zeros.
	my $asm = "Syscall";
	if ($nonblock) {
		if ($errvar eq "" && $ENV{'GOOS'} eq "linux") {
			$asm = "rawSyscallNoError";
		} else {
			$asm = "RawSyscall";
		}
	}
	if ($libc) {
		# Call unexported syscall functions (which take
		# libc functions instead of syscall numbers).
		$asm = lcfirst($asm);
	}
	if(@args <= 3) {
		while(@args < 3) {