system/core 64-bit cleanup.

This cleans up most of the size-related problems in system/core.
There are still a few changes needed for a clean 64-bit build,
but they look like they might require changes to things like the
fastboot protocol.

Change-Id: I1560425a289fa158e13e2e3173cc3e71976f92c0
diff --git a/toolbox/Android.mk b/toolbox/Android.mk
index 75ce53f..436f13d 100644
--- a/toolbox/Android.mk
+++ b/toolbox/Android.mk
@@ -89,6 +89,8 @@
 
 LOCAL_C_INCLUDES := bionic/libc/bionic
 
+LOCAL_CFLAGS += -Wno-unused-parameter
+
 LOCAL_SHARED_LIBRARIES := \
 	libcutils \
 	liblog \