Index: undo_old.c
===================================================================
--- undo_old.c	(revision 32264)
+++ undo_old.c	(revision 32265)
@@ -75,8 +75,77 @@
 
 #define Locked pcb_undoing()
 
-#include "undo_old_str.h"
+/*** undo_old_str ***/
 
+typedef struct {								/* information about a change command */
+	char *Name;
+} ChangeNameType, *ChangeNameTypePtr;
+
+typedef struct {								/* information about a move command */
+	rnd_coord_t DX, DY;									/* movement vector */
+} MoveType, *MoveTypePtr;
+
+typedef struct {
+	long p_subc_id;             /* parent subc ID (0 if parent is not a subc) */
+	int p_subc_layer;           /* parent subc layer index, for layer objects */
+} Removed;
+
+typedef struct {								/* information about removed polygon points */
+	rnd_coord_t X, Y;										/* data */
+	int ID;
+	rnd_cardinal_t Index;								/* index in a polygons array of points */
+	rnd_bool last_in_contour;					/* Whether the point was the last in its contour */
+} RemovedPointType, *RemovedPointTypePtr;
+
+typedef struct {								/* information about rotation */
+	rnd_coord_t CenterX, CenterY;				/* center of rotation */
+	rnd_cardinal_t Steps;								/* number of steps */
+} RotateType, *RotateTypePtr;
+
+typedef struct {								/* information about moves between layers */
+	rnd_cardinal_t OriginalLayer;				/* the index of the original layer */
+} MoveToLayer;
+
+typedef struct {								/* information about poly clear/restore */
+	rnd_bool Clear;										/* rnd_true was clear, rnd_false was restore */
+	pcb_layer_t *Layer;
+} ClearPolyType, *ClearPolyTypePtr;
+
+typedef struct {
+	rnd_angle_t angle[2];
+} AngleChangeType;
+
+typedef struct {								/* information about netlist lib changes */
+	pcb_net_t *old;
+	pcb_net_t *lib;
+} NetlistChangeType, *NetlistChangeTypePtr;
+
+typedef struct {								/* holds information about an operation */
+	int Serial;										/* serial number of operation */
+	int Type;											/* type of operation */
+	pcb_objtype_t Kind;						/* type of object with given ID */
+	long int ID;									/* object ID */
+	union {												/* some additional information */
+		ChangeNameType ChangeName;
+		MoveType Move;
+		Removed Removed;
+		RemovedPointType RemovedPoint;
+		RotateType Rotate;
+		MoveToLayer MoveToLayer;
+		pcb_flag_t Flags;
+		rnd_coord_t Size;
+		ClearPolyType ClearPoly;
+		NetlistChangeType NetlistChange;
+		long int CopyID;
+		AngleChangeType AngleChange;
+		rnd_angle_t Angle;
+	} Data;
+} UndoListType, *UndoListTypePtr;
+
+
+/*** undo_old */
+
+
 #define DRAW_FLAGS (PCB_FLAG_RAT | PCB_FLAG_SELECTED | PCB_FLAG_HIDENAME | PCB_FLAG_HOLE | PCB_FLAG_OCTAGON | PCB_FLAG_FOUND | PCB_FLAG_CLEARLINE | PCB_FLAG_CLEARPOLY | PCB_FLAG_CLEARPOLYPOLY)
 #define CLIP_FLAGS (PCB_FLAG_CLEARLINE | PCB_FLAG_CLEARPOLY | PCB_FLAG_CLEARPOLYPOLY)