Add cpio.

Sony asked for this to be included for some reason. Fine by me.

Bug: 18464157
Change-Id: I497d6d8fe8a912b5c503663cfb12d9de7803343b
diff --git a/generated/config.h b/generated/config.h
index 7350484..0916570 100644
--- a/generated/config.h
+++ b/generated/config.h
@@ -40,8 +40,8 @@
 #define USE_MV_MORE(...) __VA_ARGS__
 #define CFG_INSTALL 1
 #define USE_INSTALL(...) __VA_ARGS__
-#define CFG_CPIO 0
-#define USE_CPIO(...)
+#define CFG_CPIO 1
+#define USE_CPIO(...) __VA_ARGS__
 #define CFG_CUT 1
 #define USE_CUT(...) __VA_ARGS__
 #define CFG_DATE 1