Fix Mac checkbuild.
Bug: 21669400
Change-Id: I54691661605a2e2c1871781964aed343840b8560
diff --git a/tools/relocation_packer/Android.mk b/tools/relocation_packer/Android.mk
index 94c946c..35c97a8 100644
--- a/tools/relocation_packer/Android.mk
+++ b/tools/relocation_packer/Android.mk
@@ -14,6 +14,7 @@
# limitations under the License.
#
+ifeq ($(HOST_OS),linux)
common_cppflags := -Wall -Wextra -Wunused -Werror -Wold-style-cast
LOCAL_PATH := $(call my-dir)
@@ -101,3 +102,5 @@
$(eval $(call copy-test-library,elf_file_unittest_relocs_x64_packed.so))
$(eval $(call copy-test-library,elf_file_unittest_relocs_mips32.so))
$(eval $(call copy-test-library,elf_file_unittest_relocs_mips32_packed.so))
+
+endif