diff --git a/Gameleap/code/mw4/Code/mw4print/mw4print.cpp b/Gameleap/code/mw4/Code/mw4print/mw4print.cpp
index d4a54d61..50a371da 100644
--- a/Gameleap/code/mw4/Code/mw4print/mw4print.cpp
+++ b/Gameleap/code/mw4/Code/mw4print/mw4print.cpp
@@ -25,7 +25,13 @@ END_MESSAGE_MAP()
 
 /////////////////////////////////////////////////////////////////////////////
 // CMW4PrintApp construction
+
+// Defined in mw4dummy.cpp, which is compiled into ChildView.cpp rather than on its own.
+// Declared here instead of including mw4dummy.h: that header is a game-source shim that
+// redefines MString, Scalar and Verify, and must not reach the MFC application code.
 extern char AssetsDirectory1[MAX_PATH];
+extern bool g_bDebugLog;
+void DbgLog(const char* fmt, ...);
 
 CMW4PrintApp::CMW4PrintApp()
 {