Merge \\"iputils assumes _GNU_SOURCE.\\" am: 2bb2e02629
am: 51c9113793

Change-Id: I84950172a06837e208e1982515133dafd12f65c7
diff --git a/Android.mk b/Android.mk
index 5f5d72b..b2a4f9a 100644
--- a/Android.mk
+++ b/Android.mk
@@ -1,6 +1,7 @@
 LOCAL_PATH:= $(call my-dir)
 
 iputils_cflags := \
+  -D_GNU_SOURCE \
   -Wno-missing-field-initializers \
   -Wno-sign-compare \
   -Wno-unused-parameter \