diff --git a/Source/Common/File Class.cpp b/Source/Common/File Class.cpp
index cc73de345..2dc7a73b3 100644
--- a/Source/Common/File Class.cpp	
+++ b/Source/Common/File Class.cpp	
@@ -2,6 +2,12 @@
 
 #include <TChar.H>
 
+#if defined(_MSC_VER)
+#include <crtdbg.h>
+#else
+#define _ASSERTE(expr)          ((void)0)
+#endif
+
 CFile::CFile() :
     m_hFile(INVALID_HANDLE_VALUE),
     m_bCloseOnDelete(false)
diff --git a/Source/Common/MemTest.cpp b/Source/Common/MemTest.cpp
index 8b70840bf..99f5d08b5 100644
--- a/Source/Common/MemTest.cpp
+++ b/Source/Common/MemTest.cpp
@@ -1,4 +1,9 @@
+#if defined(_MSC_VER)
 #include <crtdbg.h>
+#else
+#define _ASSERTE(expr)          ((void)0)
+#endif
+
 #include "stdafx.h"
 #ifdef _DEBUG