func golang.org/x/sys/unix.openByHandleAt

2 uses

	golang.org/x/sys/unix (current package)
		syscall_linux.go#L2306: 	return openByHandleAt(mountFD, handle.fileHandle, flags)
		zsyscall_linux.go#L2016: func openByHandleAt(mountFD int, fh *fileHandle, flags int) (fd int, err error) {