Addresses #1338

Save return code of inner main function

git-svn-id: file:///svn/toku/tokudb.1032b@8399 c7de825b-a66e-492c-adef-691d508d4ae1

newbrt/tests/test.h

@@ -29,7 +29,8 @@ int test_main(int argc, const char *argv[]);
 int
 main(int argc, const char *argv[]) {
     toku_brt_init();
-    test_main(argc, argv);
+    int r = test_main(argc, argv);
     toku_brt_destroy();
+    return r;
 }