Make %prep terminate build immediately. Package fails to build and would

benefit from an upgrade.

openbox.spec

@@ -22,6 +22,13 @@ and currently remains very similar, even using Blackbox styles (with
 available extensions) for its themes.
 
 %prep
+echo "
+--------------------------------------------------------------
+Fatal C++ errors in the code. Some easy to fix, others not.
+Package and software version are ancient. Maintenance needed.
+--------------------------------------------------------------" > /dev/null
+exit 1
+
 %setup -q
 %patch1 -p1 -b .gcc33
 %patch2 -p1 -b .nls