1 files changed, 6 insertions, 6 deletions
diff --git a/src/rtfgen.h b/src/rtfgen.h
index 3f05821..fe3e753 100644
--- a/src/rtfgen.h
+++ b/src/rtfgen.h
@@ -202,16 +202,16 @@ class RTFGenerator : public OutputGenerator
     void endDescTableData();
     
     void startDotGraph();
-    void endDotGraph(const DotClassGraph &);
+    void endDotGraph(DotClassGraph &);
     void startInclDepGraph();
-    void endInclDepGraph(const DotInclDepGraph &);
+    void endInclDepGraph(DotInclDepGraph &);
     void startGroupCollaboration();
-    void endGroupCollaboration(const DotGroupCollaboration &g);
+    void endGroupCollaboration(DotGroupCollaboration &g);
     void startCallGraph();
-    void endCallGraph(const DotCallGraph &);
+    void endCallGraph(DotCallGraph &);
     void startDirDepGraph();
-    void endDirDepGraph(const DotDirDeps &g);
-    void writeGraphicalHierarchy(const DotGfxHierarchyTable &) {}
+    void endDirDepGraph(DotDirDeps &g);
+    void writeGraphicalHierarchy(DotGfxHierarchyTable &) {}
 
     void startMemberGroupHeader(bool);
     void endMemberGroupHeader();