1 files changed, 12 insertions, 0 deletions
diff --git a/libgo/go/net/tcpsock.go b/libgo/go/net/tcpsock.go
index e957aa3005a..9528140b940 100644
--- a/libgo/go/net/tcpsock.go
+++ b/libgo/go/net/tcpsock.go
@@ -225,6 +225,18 @@ type TCPListener struct {
 	fd *netFD
 }
 
+// SyscallConn returns a raw network connection.
+// This implements the syscall.Conn interface.
+//
+// The returned RawConn only supports calling Control. Read and
+// Write return an error.
+func (l *TCPListener) SyscallConn() (syscall.RawConn, error) {
+	if !l.ok() {
+		return nil, syscall.EINVAL
+	}
+	return newRawListener(l.fd)
+}
+
 // AcceptTCP accepts the next incoming call and returns the new
 // connection.
 func (l *TCPListener) AcceptTCP() (*TCPConn, error) {