diff --git a/Headers/cMemoryManager.h b/Headers/cMemoryManager.h
index 322ec97..b03433a 100644
--- a/Headers/cMemoryManager.h
+++ b/Headers/cMemoryManager.h
@@ -33,7 +33,7 @@
 
 #ifndef	_H_MMGR
 #define	_H_MMGR
-
+#ifdef CAUDIO_USE_MMGR
 // ---------------------------------------------------------------------------------------------------------------------------------
 // For systems that don't have the __FUNCTION__ variable, we can just define it here
 // ---------------------------------------------------------------------------------------------------------------------------------
@@ -163,3 +163,4 @@ void	operator delete[](void *reportedAddress);
 // ---------------------------------------------------------------------------------------------------------------------------------
 // mmgr.h - End of file
 // ---------------------------------------------------------------------------------------------------------------------------------
+#endif
\ No newline at end of file
diff --git a/Headers/cNonMemoryManager.h b/Headers/cNonMemoryManager.h
index 8356b89..9bff529 100644
--- a/Headers/cNonMemoryManager.h
+++ b/Headers/cNonMemoryManager.h
@@ -31,6 +31,8 @@
 // Copyright 2000, Fluid Studios, Inc., all rights reserved.
 // ---------------------------------------------------------------------------------------------------------------------------------
 
+#ifdef CAUDIO_USE_MMGR
+
 #ifdef	new
 #undef	new
 #endif
@@ -58,3 +60,4 @@
 // ---------------------------------------------------------------------------------------------------------------------------------
 // nommgr.h - End of file
 // ---------------------------------------------------------------------------------------------------------------------------------
+#endif
\ No newline at end of file
diff --git a/Source/cMemoryManager.cpp b/Source/cMemoryManager.cpp
index 328cc5d..98b90d3 100644
--- a/Source/cMemoryManager.cpp
+++ b/Source/cMemoryManager.cpp
@@ -74,6 +74,7 @@
 //
 // ---------------------------------------------------------------------------------------------------------------------------------
 
+#ifdef CAUDIO_USE_MMGR
 //#include "stdafx.h"
 #include <iostream>
 #include <stdio.h>
@@ -1759,3 +1760,4 @@ sMStats	m_getMemoryStatistics()
 // ---------------------------------------------------------------------------------------------------------------------------------
 // mmgr.cpp - End of file
 // ---------------------------------------------------------------------------------------------------------------------------------
+#endif
\ No newline at end of file