[Feature][ZXW-241]merge P56U01 version

Only Configure: No
Affected branch: master
Affected module: unknow
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update: No

Change-Id: I7985538dde6951dd824c36149bf9a1e3ca23c734
diff --git a/ap/app/busybox/src/editors/Config.src b/ap/app/busybox/src/editors/Config.src
old mode 100644
new mode 100755
index af1e1de..53f2838
--- a/ap/app/busybox/src/editors/Config.src
+++ b/ap/app/busybox/src/editors/Config.src
@@ -22,6 +22,13 @@
 	  Enable math functions of the Awk programming language.
 	  NOTE: This will require libm to be present for linking.
 
+config FEATURE_AWK_GNU_EXTENSIONS
+	bool "Enable a few GNU extensions"
+	default y
+	depends on AWK
+	help
+	  Enable a few features from gawk:
+
 config CMP
 	bool "cmp"
 	default y