Snap for 4393550 from f663790c00a39f17a529acb1bfddd062655676a6 to pi-release

Change-Id: I744e02675142c93a1aad643d7a4569091e6b6c0c
diff --git a/Android.mk b/Android.mk
index 7eeae59..981beae 100644
--- a/Android.mk
+++ b/Android.mk
@@ -44,7 +44,14 @@
                    test/bmp.c
 
 LOCAL_STATIC_LIBRARIES := libz libpng libjpeg libssl
-LOCAL_CFLAGS := -D__ANDROID__ -DHAVE_LIBSSL -DWITH_WEBSOCKETS
+LOCAL_CFLAGS := \
+    -D__ANDROID__ -DHAVE_LIBSSL -DWITH_WEBSOCKETS \
+    -Wall -Werror \
+    -Wno-missing-field-initializers \
+    -Wno-sign-compare \
+    -Wno-tautological-compare \
+    -Wno-unused-parameter \
+    -Wno-user-defined-warnings \
 
 #LOCAL_SDK_VERSION := 14