err = pe.Err
			}
			if se, ok := err.(syscall.Errno); ok && (se == syscall.EAGAIN || se == syscall.EMFILE) {
				time.Sleep(time.Millisecond)
				continue
			}

			t.Error(err)
			return
		}
		cmds = append(cmds, cmd)
	}

	failures := 0
	for _, cmd := range cmds {
		err := cmd.Wait()
		if err == nil {
			continue
		}

		t.Errorf("syscall.Exec failed: %v\n%s", err, cmd.Stdout)

pkg syscall (windows-386), func SyscallN(uintptr, ...uintptr) (uintptr, uintptr, Errno)
pkg syscall (windows-amd64), func Syscall //deprecated
pkg syscall (windows-amd64), func Syscall12 //deprecated
pkg syscall (windows-amd64), func Syscall15 //deprecated
pkg syscall (windows-amd64), func Syscall18 //deprecated
pkg syscall (windows-amd64), func Syscall6 //deprecated
pkg syscall (windows-amd64), func Syscall9 //deprecated

							this._ids.delete(v);
							this._idPool.push(id);
						}
					},

					// func stringVal(value string) ref
					"syscall/js.stringVal": (sp) => {
						sp >>>= 0;
						storeValue(sp + 24, loadString(sp + 8));
					},

					// func valueGet(v ref, p string) ref
					"syscall/js.valueGet": (sp) => {
						sp >>>= 0;
						const result = Reflect.get(loadValue(sp + 8), loadString(sp + 16));

			},
			ok:  true,
			out: "",
		},
		{
			name: "contexts reconverging before api/next/* update",
			features: []string{
				"A",
				"pkg syscall, type RawSockaddrInet6 struct",
			},
			required: []string{
				"A",
				"pkg syscall (darwin-amd64), type RawSockaddrInet6 struct",
			},
			ok:  false,

pkg syscall (freebsd-amd64), const SYS_FSTATAT = 552 #53280
pkg syscall (freebsd-amd64), const SYS_FSTATFS = 556 #53280
pkg syscall (freebsd-amd64), const SYS_GETDIRENTRIES = 554 #53280
pkg syscall (freebsd-amd64), const SYS_GETFSSTAT = 557 #53280
pkg syscall (freebsd-amd64), const SYS_MKNODAT = 559 #53280
pkg syscall (freebsd-amd64), const SYS_STATFS = 555 #53280
pkg syscall (freebsd-arm-cgo), const SYS_FSTAT = 551 #53280

pkg syscall (darwin-amd64), func SetBpfDatalink //deprecated
pkg syscall (darwin-amd64), func SetBpfHeadercmpl //deprecated
pkg syscall (darwin-amd64), func SetBpfImmediate //deprecated
pkg syscall (darwin-amd64), func SetBpfInterface //deprecated
pkg syscall (darwin-amd64), func SetBpfPromisc //deprecated
pkg syscall (darwin-amd64), func SetBpfTimeout //deprecated
pkg syscall (darwin-amd64), func StringSlicePtr //deprecated

pkg syscall (freebsd-arm64), const B50 = 50
pkg syscall (freebsd-arm64), const B50 ideal-int
pkg syscall (freebsd-arm64), const B57600 = 57600
pkg syscall (freebsd-arm64), const B57600 ideal-int
pkg syscall (freebsd-arm64), const B600 = 600
pkg syscall (freebsd-arm64), const B600 ideal-int
pkg syscall (freebsd-arm64), const B7200 = 7200
pkg syscall (freebsd-arm64), const B7200 ideal-int

pkg net, type ListenConfig struct, KeepAliveConfig KeepAliveConfig #62254
pkg syscall (windows-386), const WSAENOPROTOOPT = 10042 #62254
pkg syscall (windows-386), const WSAENOPROTOOPT Errno #62254
pkg syscall (windows-amd64), const WSAENOPROTOOPT = 10042 #62254

}

// test1435 test 9 glibc implemented setuid/gid syscall functions are
// mapped.  This test is a slightly more expansive test than that of
// src/syscall/syscall_linux_test.go:TestSetuidEtc() insofar as it
// launches concurrent threads from C code via CGo and validates that
// they are subject to the system calls being tested. For the actual
// Go functionality being tested here, the syscall_linux_test version

func dangerousSlice(t *testing.T) []byte {
	pagesize := syscall.Getpagesize()
	b, err := syscall.Mmap(0, 0, 3*pagesize, syscall.PROT_READ|syscall.PROT_WRITE, syscall.MAP_ANONYMOUS|syscall.MAP_PRIVATE)
	if err != nil {
		t.Fatalf("mmap failed %s", err)
	}
	err = syscall.Mprotect(b[:pagesize], syscall.PROT_NONE)
	if err != nil {
		t.Fatalf("mprotect low failed %s\n", err)
	}
	err = syscall.Mprotect(b[2*pagesize:], syscall.PROT_NONE)