OS-4647 lx fails to mount nfs share - Transport endpoint is already connected

@@ -1,8 +1,9 @@
 /*
  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
+ * Copyright 2015 Joyent, Inc.
  */
 
 /*
  * Copyright (c) 1982, 1986 Regents of the University of California.
  * All rights reserved.  The Berkeley software License Agreement

@@ -34,10 +35,12 @@
 /* Option definitions. */
 #define UDP_ANONPRIVBIND        0x0100          /* for internal use only */
 #define UDP_EXCLBIND            0x0101          /* for internal use only */
 #define UDP_RCVHDR              0x0102          /* for internal use only */
 #define UDP_NAT_T_ENDPOINT      0x0103          /* for internal use only */
+#define UDP_SND_TO_CONNECTED    0x0105          /* for internal use only */
+
 /*
  * Following option in UDP_ namespace required to be exposed through
  * <xti.h> (It also requires exposing options not implemented). The options
  * with potential for conflicts use #ifndef guards.
  *