Re-add putw for LP32

This was missed when switching to LOCAL_SRC_FILES_EXCLUDE

Change-Id: I6ea23c9eb31abe11e0ec4abfc2ee2f2a43c76ce2
diff --git a/libc/Android.mk b/libc/Android.mk
index 4182505..ba3e5aa 100644
--- a/libc/Android.mk
+++ b/libc/Android.mk
@@ -949,6 +949,7 @@
 LOCAL_NATIVE_COVERAGE := $(bionic_coverage)
 
 $(eval $(call patch-up-arch-specific-flags,LOCAL_CFLAGS,libc_common_cflags))
+$(eval $(call patch-up-arch-specific-flags,LOCAL_SRC_FILES,libc_openbsd_src_files))
 $(eval $(call patch-up-arch-specific-flags,LOCAL_SRC_FILES_EXCLUDE,libc_openbsd_src_files_exclude))
 include $(BUILD_STATIC_LIBRARY)