+if test "x$with_libqpid_proton" = "xyes"; then
+ SAVE_LDFLAGS="$LDFLAGS"
+ LDFLAGS="$LDFLAGS $with_libqpid_proton_ldflags"
+
+ AC_CHECK_LIB([qpid-proton], [pn_connection],
+ [with_libqpid_proton="yes"],
+ [with_libqpid_proton="no (Symbol 'pn_connection' not found)"])
+
+ LDFLAGS="$SAVE_LDFLAGS"
+fi