include stdlib.h (from Matthieu)

context.h

@@ -1,6 +1,7 @@
 // 
 // (C) Jan de Vaan 2007-2009, all rights reserved. See the accompanying "License.txt" for licensed use. 
 // 
+#include <stdlib.h> /* abs */
 
 
 #ifndef CHARLS_CONTEXT

defaulttraits.h

@@ -2,6 +2,7 @@
 // (C) Jan de Vaan 2007-2009, all rights reserved. See the accompanying "License.txt" for licensed use. 
 // 
 
+#include <stdlib.h> /* abs */
 
 #ifndef CHARLS_DEFAULTTRAITS
 #define CHARLS_DEFAULTTRAITS

interface.h

@@ -1,3 +1,5 @@
+#include "stdafx.h"
+
 #ifndef JLS_INTERFACE
 #define JLS_INTERFACE
 

scan.h

@@ -6,6 +6,7 @@
 #define CHARLS_SCAN
 
 #include "lookuptable.h"
+#include <stdlib.h> /* abs */
 
 #ifdef _MSC_VER
 #pragma warning (disable: 4127)

test/stdafx.h

@@ -12,6 +12,7 @@
 #endif
 
 #include <stdio.h>
+#endif
 
 #include <assert.h>
 #define ASSERT(t) assert(t)

util.h

@@ -8,6 +8,7 @@
 
 
 #include <string.h>
+#include <stdlib.h> 
 
 #undef  NEAR