diff -up netpbm-10.47.12/converter/pbm/cmuwmtopbm.c.cmuwtopbmfix netpbm-10.47.12/converter/pbm/cmuwmtopbm.c
--- netpbm-10.47.12/converter/pbm/cmuwmtopbm.c.cmuwtopbmfix	2010-04-27 15:47:14.000000000 +0200
+++ netpbm-10.47.12/converter/pbm/cmuwmtopbm.c	2010-05-03 15:17:06.081277896 +0200
@@ -18,7 +18,7 @@
    This program does not check the pad bits at the end of each row.
 */
 
-
+#include <stdint.h>
 #include "pbm.h"
 #include "cmuwm.h"
 
@@ -33,7 +33,7 @@ readCmuwmHeader(FILE *         const ifP
     const char * const initReadError =
         "CMU window manager header EOF / read error";
 
-    long l;
+    uint32_t l;
     short s;
     int rc;