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/netstar.h b/include/configs/netstar.h
index 756b7c2..76d025c 100644
--- a/include/configs/netstar.h
+++ b/include/configs/netstar.h
@@ -75,7 +75,7 @@
 /*
  * Environment settings
  */
-#define CFG_ENV_IS_IN_FLASH
+#define CONFIG_ENV_IS_IN_FLASH
 #define CFG_ENV_ADDR		0x4000
 #define CFG_ENV_SIZE		(8 * 1024)
 #define CFG_ENV_SECT_SIZE	(8 * 1024)