diff -N -r -u -b boost_1_34_0/tools/jam/src/jam.h boost_1_34_0_amiga/tools/jam/src/jam.h
--- boost_1_34_0/tools/jam/src/jam.h	2005-10-16 08:34:27 
+++ boost_1_34_0_amiga/tools/jam/src/jam.h	2007-05-12 20:01:13 
@@ -205,6 +205,23 @@
 # endif
 
 /*
+ * AmigaOS SDK
+ */
+# if defined(__amigaos__)
+
+# include <stdlib.h>
+# include <stdio.h>
+# include <string.h>
+# include <time.h>
+
+# define OSMAJOR "AMIGA=true"
+# define OSMINOR "OS=AMIGA"
+# define OS_AMIGA
+# define PATH_DELIM '/'
+
+# endif
+
+/*
  * God fearing UNIX
  */
 
@@ -222,10 +239,6 @@
 # define OS_AIX
 # define NO_VFORK
 # endif
-# ifdef AMIGA
-# define OSMINOR "OS=AMIGA"
-# define OS_AMIGA
-# endif
 # ifdef __BEOS__
 # define unix
 # define OSMINOR "OS=BEOS"