Index: sleuthkit/tsk/base/crc.h
===================================================================
--- sleuthkit.orig/tsk/base/crc.h
+++ sleuthkit/tsk/base/crc.h
@@ -82,6 +82,8 @@ Status  : Copyright (C) Ross Williams, 1
 #ifndef CM_DONE
 #define CM_DONE
 
+#include <stdbool.h>
+
 /******************************************************************************/
 
 /* The following definitions are extracted from my style header file which    */
@@ -91,7 +93,6 @@ Status  : Copyright (C) Ross Williams, 1
 #ifndef DONE_STYLE
 
 typedef unsigned long   ulong;
-typedef unsigned        bool;
 typedef unsigned char * p_ubyte_;
 
 #ifndef TRUE
Index: sleuthkit/tsk/img/aff.c
===================================================================
--- sleuthkit.orig/tsk/img/aff.c
+++ sleuthkit/tsk/img/aff.c
@@ -14,8 +14,6 @@
 
 #if HAVE_LIBAFFLIB
 
-typedef int bool;
-
 #include "aff.h"
 
 /* Note: The routine -assumes- we are under a lock on &(img_info->cache_lock)) */