--- opensm-3.3.1/include/vendor/osm_vendor.h.elif	2008-10-14 05:04:45.000000000 -0400
+++ opensm-3.3.1/include/vendor/osm_vendor.h	2009-04-22 12:40:46.000000000 -0400
@@ -65,7 +65,7 @@
 #include <vendor/osm_vendor_ibumad.h>
 #elif defined( OSM_VENDOR_INTF_AL )
 #include <vendor/osm_vendor_al.h>
-#elif
+#else
 #error No MAD Interface selected!
 #error Choose an interface in osm_config.h
 #endif