diff -x ptx-patches -x CVS -urN u-boot/include/cmd_confdefs.h u-boot-ptx/include/cmd_confdefs.h
--- u-boot/include/cmd_confdefs.h	2003-06-14 15:47:58.000000000 +0200
+++ u-boot-ptx/include/cmd_confdefs.h	2003-06-14 17:11:39.000000000 +0200
@@ -82,6 +82,7 @@
 #define CFG_CMD_BMP	0x0001000000000000	/* BMP support			*/
 #define CFG_CMD_PORTIO	0x0002000000000000	/* Port I/O		        */
 #define CFG_CMD_PING	0x0004000000000000	/* ping support			*/
+#define CFG_CMD_BOOTZ	0x0008000000000000	/* directly boot Linux zImage   */
 
 #define CFG_CMD_ALL	0xFFFFFFFFFFFFFFFF	/* ALL commands			*/