Make sure WITH_CGRAPH is available to library users.

diff --git a/lib/common/types.h.in b/lib/common/types.h.in
index 35b0b6f23fe7e2c54745a1b14288cc0cbe5e20ca..6f797e04d8236e4ce6e74f7008ce6d085924f489 100644 (file)
--- a/lib/common/types.h.in
+++ b/lib/common/types.h.in
@@ -14,6 +14,9 @@
 #ifndef GV_TYPES_H
 #define GV_TYPES_H
 
+/* Define if you want CGRAPH */
+#undef WITH_CGRAPH
+
 #include <stdio.h>
 #include <assert.h>
 #include <signal.h>