rename CFG_ENV_IS_IN_FLASH in CONFIG_ENV_IS_IN_FLASH

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/RPXClassic.h b/include/configs/RPXClassic.h
index 3762391..50345e5 100644
--- a/include/configs/RPXClassic.h
+++ b/include/configs/RPXClassic.h
@@ -219,7 +219,7 @@
 #define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/
 
 #if 0
-#define	CFG_ENV_IS_IN_FLASH	1
+#define	CONFIG_ENV_IS_IN_FLASH	1
 #define	CFG_ENV_OFFSET		0x20000	/*   Offset   of Environment Sector  */
 #define CFG_ENV_SECT_SIZE       0x8000
 #define	CFG_ENV_SIZE		0x8000	/* Total Size of Environment Sector  */