try to clean-up makefiles and autoconfs

packages/cplint/slipcase/Makefile.in

@@ -17,7 +17,7 @@ DESTDIR=$(prefix)/lib/Yap
 #
 #
 CC=@CC@
-CFLAGS= @SHLIB_CFLAGS@ $(YAP_EXTRAS) $(DEFS)  -I$(srcdir)/../../../include  @CPPFLAGS@
+CFLAGS= @SHLIB_CFLAGS@ $(YAP_EXTRAS) $(DEFS)  -I$(srcdir)/../../../include -I../../.. @CPPFLAGS@
 #
 #
 # You shouldn't need to change what follows.

packages/cplint/slipcase/bddem.c

@@ -13,7 +13,12 @@ for the relative license.
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
+#include "config.h"
+#if HAVE_CUDD_CUDDINT_H
+#include "cudd/cuddInt.h"
+#else
 #include "cuddInt.h"
+#endif
 #include "YapInterface.h"
 #define LOGZERO log(0.000001)
 #define CACHE_SLOTS 1