rename CFG_ENV macros to CONFIG_ENV

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/netstar.h b/include/configs/netstar.h
index 76d025c..23fd18b 100644
--- a/include/configs/netstar.h
+++ b/include/configs/netstar.h
@@ -76,11 +76,11 @@
  * Environment settings
  */
 #define CONFIG_ENV_IS_IN_FLASH
-#define CFG_ENV_ADDR		0x4000
-#define CFG_ENV_SIZE		(8 * 1024)
-#define CFG_ENV_SECT_SIZE	(8 * 1024)
-#define CFG_ENV_ADDR_REDUND	0x6000
-#define CFG_ENV_SIZE_REDUND	CFG_ENV_SIZE
+#define CONFIG_ENV_ADDR		0x4000
+#define CONFIG_ENV_SIZE		(8 * 1024)
+#define CONFIG_ENV_SECT_SIZE	(8 * 1024)
+#define CONFIG_ENV_ADDR_REDUND	0x6000
+#define CONFIG_ENV_SIZE_REDUND	CONFIG_ENV_SIZE
 #define CONFIG_ENV_OVERWRITE
 
 /*