http://sourceforge.net/forum/forum.php?thread_id=1427149&forum_id=9176

diff -Naur tripwire-2.4.0.1/src/fco/fconame.h tripwire-2.4.0.1.oden/src/fco/fconame.h
--- tripwire-2.4.0.1/src/fco/fconame.h	2005-09-16 05:12:38.000000000 +0200
+++ tripwire-2.4.0.1.oden/src/fco/fconame.h	2006-04-28 17:20:16.000000000 +0200
@@ -49,6 +49,7 @@
 ///////////////////////////////////////////////////////////////////////////////
 class cFCONameTblNode;
 class cFCONameIter;
+class cFCOName_i; 
 
 class cFCOName : public iTypedSerializable
 {
diff -Naur tripwire-2.4.0.1/src/fco/fcosetimpl.h tripwire-2.4.0.1.oden/src/fco/fcosetimpl.h
--- tripwire-2.4.0.1/src/fco/fcosetimpl.h	2005-09-16 05:12:38.000000000 +0200
+++ tripwire-2.4.0.1.oden/src/fco/fcosetimpl.h	2006-04-28 17:19:46.000000000 +0200
@@ -46,6 +46,8 @@
 #include "fconame.h"
 #endif
 
+class cFCOIterImpl; 
+
 class cFCOSetImpl : public iFCOSet
 {
 	friend class cFCOIterImpl;
diff -Naur tripwire-2.4.0.1/src/tw/fcoreport.h tripwire-2.4.0.1.oden/src/tw/fcoreport.h
--- tripwire-2.4.0.1/src/tw/fcoreport.h	2005-09-16 05:12:37.000000000 +0200
+++ tripwire-2.4.0.1.oden/src/tw/fcoreport.h	2006-04-28 17:21:03.000000000 +0200
@@ -85,6 +85,7 @@
 class cFileHeaderID;
 class cErrorQueue;
 class cFCOReportGenreHeader;
+class cFCOReportSpecIter; 
 
 class cFCOReport : public iTypedSerializable
 {