+/*****************************************************************************/
+
+#if CONFIG_EXT_FEATURE_SET_LVL == F_SET_EXT2
+ #define CONFIG_DIR_INDEX_ENABLE 0
+ #define CONFIG_EXTENT_ENABLE 0
+
+ /*Superblock feature flag*/
+ #define CONFIG_FEATURE_COMPAT_SUPP EXT2_FEATURE_COMPAT_SUPP
+ #define CONFIG_FEATURE_INCOMPAT_SUPP EXT2_FEATURE_INCOMPAT_SUPP
+ #define CONFIG_FEATURE_RO_COMPAT_SUPP EXT2_FEATURE_RO_COMPAT_SUPP
+#elif CONFIG_EXT_FEATURE_SET_LVL == F_SET_EXT3
+ #define CONFIG_DIR_INDEX_ENABLE 1
+ #define CONFIG_EXTENT_ENABLE 0
+
+ /*Superblock feature flag*/
+ #define CONFIG_FEATURE_COMPAT_SUPP EXT3_FEATURE_COMPAT_SUPP
+ #define CONFIG_FEATURE_INCOMPAT_SUPP EXT3_FEATURE_INCOMPAT_SUPP
+ #define CONFIG_FEATURE_RO_COMPAT_SUPP EXT3_FEATURE_RO_COMPAT_SUPP
+#elif CONFIG_EXT_FEATURE_SET_LVL == F_SET_EXT4
+ #define CONFIG_DIR_INDEX_ENABLE 1
+ #define CONFIG_EXTENT_ENABLE 1
+
+ /*Superblock feature flag*/
+ #define CONFIG_FEATURE_COMPAT_SUPP EXT4_FEATURE_COMPAT_SUPP
+ #define CONFIG_FEATURE_INCOMPAT_SUPP EXT4_FEATURE_INCOMPAT_SUPP
+ #define CONFIG_FEATURE_RO_COMPAT_SUPP EXT4_FEATURE_RO_COMPAT_SUPP
+#else
+#define "Unsupported CONFIG_EXT_FEATURE_SET_LVL"