Add AC_SEARCH_LIBS to add libraries to LIBS as noticed on Solaris10.

git-svn-id: svn://bind10.isc.org/svn/bind10/trunk@785 e5f2f494-b856-4b98-b285-d166d9295462

configure.ac

@@ -29,6 +29,9 @@ fi
 
 # Checks for libraries.
 
+AC_SEARCH_LIBS(inet_pton, [nsl])
+AC_SEARCH_LIBS(recvfrom, [socket])
+
 # Checks for header files.
 
 # Checks for typedefs, structures, and compiler characteristics.