diff -ru gnucash-2.2.3/src/engine/SplitP.h gnucash-2.2.3/src/engine/SplitP.h
--- gnucash-2.2.3/src/engine/SplitP.h	2008-01-07 20:06:44.000000000 -0500
+++ gnucash-2.2.3/src/engine/SplitP.h	2008-01-25 21:35:17.000000000 -0500
@@ -149,7 +149,7 @@
 Split * xaccSplitClone (const Split *s);
 
 Split *xaccDupeSplit (const Split *s);
-G_INLINE_FUNC void mark_split (Split *s);
+void mark_split (Split *s);
 
 void xaccSplitVoid(Split *split);
 void xaccSplitUnvoid(Split *split);