Make atexit.dlclose work for glibc

 * build libtest_atexit.so
 * remove atexit(NULL) - glibc segfaults on it

Bug: 15350494
Change-Id: I27d79130c32c5691b0e8790a57d92f9710f5bf4a
diff --git a/tests/Android.mk b/tests/Android.mk
index b75964a..db8dd8c 100644
--- a/tests/Android.mk
+++ b/tests/Android.mk
@@ -312,8 +312,10 @@
     atexit_testlib.cpp
 
 module := libtest_atexit
-build_type := target
 build_target := SHARED_LIBRARY
+build_type := target
+include $(LOCAL_PATH)/Android.build.mk
+build_type := host
 include $(LOCAL_PATH)/Android.build.mk
 
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