Add missing patch file.

svn path=/head/; revision=174655

net/ntp/files/patch-sntp-socket.c

@@ -0,0 +1,14 @@
+--- sntp/socket.c.orig	Sun Jul  9 04:01:46 2006
++++ sntp/socket.c	Fri Aug  4 20:56:59 2006
+@@ -7,8 +7,10 @@
+ the only system that the author uses that has it is Linux. */
+ 
+ 
+-
++/* XXX config.h not generated by configure script in this directory */
++#if 0
+ #include "config.h"
++#endif
+ 
+ #include "header.h"
+ #include "internet.h"