diff -r e8b0ac086acf source/backend/parser/express.cpp
--- a/source/backend/parser/express.cpp	Sat Nov 29 14:22:48 2008 -0200
+++ b/source/backend/parser/express.cpp	Mon Dec 01 13:37:42 2008 -0200
@@ -2649,7 +2649,7 @@
 *
 ******************************************************************************/
 
-BLEND_MAP *Parser::Parse_Blend_List (int Count,BLEND_MAP *Def_Map,int Blend_Type)
+BLEND_MAP *Parser::Parse_Blend_List (int Count,const BLEND_MAP *Def_Map,int Blend_Type)
 {
    BLEND_MAP *New;
    BLEND_MAP_ENTRY *Temp_Ent;
diff -r e8b0ac086acf source/backend/parser/parse.h
--- a/source/backend/parser/parse.h	Sat Nov 29 14:22:48 2008 -0200
+++ b/source/backend/parser/parse.h	Mon Dec 01 13:37:42 2008 -0200
@@ -409,7 +409,7 @@
 		void Parse_Colour (COLOUR Colour);
 		BLEND_MAP *Parse_Blend_Map (int Blend_Type, int Pat_Type);
 		BLEND_MAP *Parse_Colour_Map (void);
-		BLEND_MAP *Parse_Blend_List (int Count, BLEND_MAP *Def_Map, int Blend_Type);
+		BLEND_MAP *Parse_Blend_List (int Count, const BLEND_MAP *Def_Map, int Blend_Type);
 		BLEND_MAP *Parse_Item_Into_Blend_List (int Blend_Type);
 		SPLINE *Parse_Spline (void);
 		DBL Parse_Float (void);
diff -r e8b0ac086acf source/backend/parser/parstxtr.cpp
--- a/source/backend/parser/parstxtr.cpp	Sat Nov 29 14:22:48 2008 -0200
+++ b/source/backend/parser/parstxtr.cpp	Mon Dec 01 13:37:42 2008 -0200
@@ -1119,7 +1119,7 @@
        New->Type = CHECKER_PATTERN;
        New->Frequency = 0.0;
        Destroy_Blend_Map(New->Blend_Map);
-       New->Blend_Map = Parse_Blend_List(2,const_cast<BLEND_MAP *>(&Check_Default_Map),TPat_Type);
+       New->Blend_Map = Parse_Blend_List(2,&Check_Default_Map,TPat_Type);
        if (TPat_Type == NORMAL_TYPE)
          ((TNORMAL *)New)->Delta = 0.02;
        EXIT
@@ -1136,7 +1136,7 @@
         New->Type = OBJECT_PATTERN;
         New->Frequency = 0.0;
         Destroy_Blend_Map(New->Blend_Map);
-        New->Blend_Map = Parse_Blend_List(2, const_cast<BLEND_MAP *>(&Check_Default_Map), TPat_Type);
+        New->Blend_Map = Parse_Blend_List(2, &Check_Default_Map, TPat_Type);
         Parse_End();
         EXIT
      }
@@ -1156,7 +1156,7 @@
        }
        New->Frequency = 0.0;
        Destroy_Blend_Map(New->Blend_Map);
-       New->Blend_Map = Parse_Blend_List(2,const_cast<BLEND_MAP *>(&Brick_Default_Map),TPat_Type);
+       New->Blend_Map = Parse_Blend_List(2,&Brick_Default_Map,TPat_Type);
        if (TPat_Type == NORMAL_TYPE)
          ((TNORMAL *)New)->Delta = 0.02;
        EXIT
@@ -1166,7 +1166,7 @@
        New->Type = HEXAGON_PATTERN;
        New->Frequency = 0.0;
        Destroy_Blend_Map(New->Blend_Map);
-       New->Blend_Map = Parse_Blend_List(3,const_cast<BLEND_MAP *>(&Hex_Default_Map),TPat_Type);
+       New->Blend_Map = Parse_Blend_List(3,&Hex_Default_Map,TPat_Type);
        if (TPat_Type == NORMAL_TYPE)
          ((TNORMAL *)New)->Delta = 0.02;
        EXIT
@@ -1177,7 +1177,7 @@
        New->Type = CUBIC_PATTERN;
        New->Frequency = 0.0;
        Destroy_Blend_Map(New->Blend_Map);
-       New->Blend_Map = Parse_Blend_List(6,const_cast<BLEND_MAP *>(&Cubic_Default_Map),TPat_Type);
+       New->Blend_Map = Parse_Blend_List(6,&Cubic_Default_Map,TPat_Type);
        if (TPat_Type == NORMAL_TYPE)
          ((TNORMAL *)New)->Delta = 0.02;
        EXIT
@@ -2806,7 +2806,7 @@
            Pigment->Type = CHECKER_PATTERN;
            Pigment->Frequency = 0.0;
            Destroy_Blend_Map(Pigment->Blend_Map);
-           Pigment->Blend_Map = Parse_Blend_List(2,const_cast<BLEND_MAP *>(&Check_Default_Map),COLOUR_TYPE);
+           Pigment->Blend_Map = Parse_Blend_List(2,&Check_Default_Map,COLOUR_TYPE);
          END_CASE
 
          CASE (HEXAGON_TOKEN)
@@ -2814,7 +2814,7 @@
            Pigment->Type = HEXAGON_PATTERN;
            Pigment->Frequency = 0.0;
            Destroy_Blend_Map(Pigment->Blend_Map);
-           Pigment->Blend_Map = Parse_Blend_List(3,const_cast<BLEND_MAP *>(&Hex_Default_Map),COLOUR_TYPE);
+           Pigment->Blend_Map = Parse_Blend_List(3,&Hex_Default_Map,COLOUR_TYPE);
          END_CASE
 
          CASE (IMAGE_MAP_TOKEN)