diff --git a/test/test-main.cc b/test/test-main.cc
index 036394cd..9f5426ee 100644
--- a/test/test-main.cc
+++ b/test/test-main.cc
@@ -29,7 +29,13 @@
 
 #ifdef _WIN32
 # include <windows.h>
+#endif
+
+#ifdef _MSC_VER
 # include <crtdbg.h>
+#else
+# define _CrtSetReportFile(a, b)
+# define _CrtSetReportMode(a, b)
 #endif
 
 int main(int argc, char **argv) {
@@ -39,12 +45,12 @@ int main(int argc, char **argv) {
   // doesn't help.
   SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX |
     SEM_NOOPENFILEERRORBOX);
+#endif
   // Disable message boxes on assertion failures.
   _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
   _CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
   _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
   _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
-#endif
   testing::InitGoogleTest(&argc, argv);
   return RUN_ALL_TESTS();
 }