ENH: try to get crazy dec cxx to work again... one more time

Templates/configure

@@ -2813,7 +2813,7 @@ fi
         if test $ac_cv_prog_gxx = yes; then
           CMAKE_SHLIB_RUNTIME_FLAG="-Wl,-rpath,"
         else
-          CMAKE_SHLIB_RUNTIME_FLAG="-rpath,"
+          CMAKE_SHLIB_RUNTIME_FLAG="-rpath "
         fi
         CMAKE_SHLIB_RUNTIME_SEP=":"
 	;;

Templates/configure.in

@@ -361,7 +361,7 @@ case $system in
         if test $ac_cv_prog_gxx = yes; then
           CMAKE_SHLIB_RUNTIME_FLAG="-Wl,-rpath,"
         else
-          CMAKE_SHLIB_RUNTIME_FLAG="-rpath,"
+          CMAKE_SHLIB_RUNTIME_FLAG="-rpath "
         fi
         CMAKE_SHLIB_RUNTIME_SEP=":"
 	;;