not supposed to do that in a conditional

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@8559 d0543943-73ff-0310-b7d9-9358b9ac24b2

libs/xmlrpc-c/configure.in

@@ -198,9 +198,7 @@ dnl Checks for programs.
 dnl =======================================================================
 
 AC_PROG_CC
-if test x"$enable_cplusplus" != xno; then
-    AC_PROG_CXX
-fi
+AC_PROG_CXX
 
 
 dnl =======================================================================