diff --git a/Android.mk b/Android.mk
new file mode 100644
index 0000000..4f15d4f
--- /dev/null
+++ b/Android.mk
@@ -0,0 +1,16 @@
+# Copyright (C) 2013 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Empty makefile here prevents Android.mk in subdirectories from being
+# unconditionally included.
diff --git a/lib32/Android.mk b/lib32/Android.mk
new file mode 100644
index 0000000..e900499
--- /dev/null
+++ b/lib32/Android.mk
@@ -0,0 +1,24 @@
+# Copyright (C) 2013 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+LOCAL_PATH := $(call my-dir)
+
+LOCAL_PREBUILT_LIBS := \
+          libbfd.a \
+          libiberty.a \
+          libintl.a
+
+LOCAL_MODULE_TAGS := optional
+
+include $(BUILD_HOST_PREBUILT)
diff --git a/toolchain.mk b/toolchain.mk
new file mode 100644
index 0000000..a59ffa4
--- /dev/null
+++ b/toolchain.mk
@@ -0,0 +1,17 @@
+# Copyright (C) 2013 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+LOCAL_PATH := $(call my-dir)
+
+include $(call all-makefiles-under, $(LOCAL_PATH))