--- a/mcabber/src/hbuf.h	Mon Aug 21 21:28:58 2006 +0200
+++ b/mcabber/src/hbuf.h	Sat Aug 26 21:13:13 2006 +0200
@@ -14,16 +14,16 @@
 #define HBB_FLAG_ALLOC      1
 #define HBB_FLAG_PERSISTENT 2
 
-#define HBB_PREFIX_IN          1
-#define HBB_PREFIX_OUT         2
-#define HBB_PREFIX_STATUS      4
-#define HBB_PREFIX_AUTH        8
-#define HBB_PREFIX_INFO       16
-#define HBB_PREFIX_ERR        32
-#define HBB_PREFIX_NOFLAG     64
-#define HBB_PREFIX_HLIGHT    128
-#define HBB_PREFIX_NONE      256
-#define HBB_PREFIX_SPECIAL   512
+#define HBB_PREFIX_IN          1U
+#define HBB_PREFIX_OUT         2U
+#define HBB_PREFIX_STATUS      4U
+#define HBB_PREFIX_AUTH        8U
+#define HBB_PREFIX_INFO       16U
+#define HBB_PREFIX_ERR        32U
+#define HBB_PREFIX_NOFLAG     64U
+#define HBB_PREFIX_HLIGHT    128U
+#define HBB_PREFIX_NONE      256U
+#define HBB_PREFIX_SPECIAL   512U
 
 typedef struct {
   time_t timestamp;