LP64: Enable debuggerd/libbacktrace/libunwind.

Change-Id: I2e432839f86c33c2adbaac8cc12ca8961956044b
Signed-off-by: Pavel Chupin <pavel.v.chupin@intel.com>
diff --git a/debuggerd/Android.mk b/debuggerd/Android.mk
index 422a86a..8c1c3d8 100644
--- a/debuggerd/Android.mk
+++ b/debuggerd/Android.mk
@@ -1,6 +1,6 @@
 # Copyright 2005 The Android Open Source Project
 
-ifneq ($(filter arm mips x86,$(TARGET_ARCH)),)
+ifneq ($(filter arm mips x86 x86_64,$(TARGET_ARCH)),)
 
 LOCAL_PATH:= $(call my-dir)
 include $(CLEAR_VARS)
@@ -19,6 +19,7 @@
 	-Wall \
 	-Wno-array-bounds \
 	-Werror \
+	-Wno-unused-parameter \
 
 LOCAL_MODULE := debuggerd