if _, dup := decompressors.LoadOrStore(method, dcomp); dup {
		panic("decompressor already registered")
	}
}

// RegisterCompressor registers custom compressors for a specified method ID.
// The common methods [Store] and [Deflate] are built in.
func RegisterCompressor(method uint16, comp Compressor) {
	if _, dup := compressors.LoadOrStore(method, comp); dup {
		panic("compressor already registered")

	f := strings.Join(w.scope, ", ") + ", " + fmt.Sprintf(format, args...)
	if strings.Contains(f, "\n") {
		panic("feature contains newlines: " + f)
	}

	if _, dup := w.features[f]; dup {
		panic("duplicate feature inserted: " + f)
	}
	w.features[f] = true

	if verbose {
		log.Printf("feature: %s", f)
	}
}

func needApproval(filename string) bool {

				// delete marker, if not add a new version for this delete
				// marker.
				if versioned {
					vr.VersionID = mustGetUUID()
				}
			}
		}
		// De-dup same object name to collect multiple versions for same object.
		v, ok := versionsMap[objects[i].ObjectName]
		if ok {
			v.Versions = append(v.Versions, vr)
		} else {
			v = FileInfoVersions{

pkg syscall (freebsd-386-cgo), func CmsgLen(int) int
pkg syscall (freebsd-386-cgo), func CmsgSpace(int) int
pkg syscall (freebsd-386-cgo), func Connect(int, Sockaddr) error
pkg syscall (freebsd-386-cgo), func Dup(int) (int, error)
pkg syscall (freebsd-386-cgo), func Dup2(int, int) error
pkg syscall (freebsd-386-cgo), func Fchdir(int) error
pkg syscall (freebsd-386-cgo), func Fchflags(int, int) error

pkg syscall (darwin-386), func CmsgLen(int) int
pkg syscall (darwin-386), func CmsgSpace(int) int
pkg syscall (darwin-386), func Connect(int, Sockaddr) error
pkg syscall (darwin-386), func Dup(int) (int, error)
pkg syscall (darwin-386), func Dup2(int, int) error
pkg syscall (darwin-386), func Exchangedata(string, string, int) error
pkg syscall (darwin-386), func Fchdir(int) error

- Added warning for dup ports update/patching in pod's container ports and service ports. ([#113245](https://github.com/kubernetes/kubernetes/pull/113245), [@pacoxu](https://github.com/pacoxu))

pkg syscall (netbsd-arm64-cgo), func CmsgSpace(int) int
pkg syscall (netbsd-arm64-cgo), func Connect(int, Sockaddr) error
pkg syscall (netbsd-arm64-cgo), func Dup2(int, int) error
pkg syscall (netbsd-arm64-cgo), func Dup(int) (int, error)
pkg syscall (netbsd-arm64-cgo), func Fchdir(int) error
pkg syscall (netbsd-arm64-cgo), func Fchflags(int, int) error
pkg syscall (netbsd-arm64-cgo), func Fchmod(int, uint32) error

pkg syscall (freebsd-arm64), func CmsgLen(int) int
pkg syscall (freebsd-arm64), func CmsgSpace(int) int
pkg syscall (freebsd-arm64), func Connect(int, Sockaddr) error
pkg syscall (freebsd-arm64), func Dup(int) (int, error)
pkg syscall (freebsd-arm64), func Dup2(int, int) error
pkg syscall (freebsd-arm64), func Fchdir(int) error
pkg syscall (freebsd-arm64), func Fchflags(int, int) error

pkg syscall (darwin-arm64), func CmsgLen(int) int
pkg syscall (darwin-arm64), func CmsgSpace(int) int
pkg syscall (darwin-arm64), func Connect(int, Sockaddr) error
pkg syscall (darwin-arm64), func Dup(int) (int, error)
pkg syscall (darwin-arm64), func Dup2(int, int) error
pkg syscall (darwin-arm64), func Exchangedata(string, string, int) error
pkg syscall (darwin-arm64), func Fchdir(int) error

pkg syscall (freebsd-riscv64), func CmsgLen(int) int #53466
pkg syscall (freebsd-riscv64), func CmsgSpace(int) int #53466
pkg syscall (freebsd-riscv64), func Connect(int, Sockaddr) error #53466
pkg syscall (freebsd-riscv64), func Dup(int) (int, error) #53466
pkg syscall (freebsd-riscv64), func Dup2(int, int) error #53466
pkg syscall (freebsd-riscv64), func Fchdir(int) error #53466
pkg syscall (freebsd-riscv64), func Fchflags(int, int) error #53466