Index: io_autotrax.pup
===================================================================
--- io_autotrax.pup	(revision 21959)
+++ io_autotrax.pup	(revision 21960)
@@ -8,6 +8,5 @@
 $fmt-feature-w autotrax PCB, version 4
 $package io-alien
 default buildin
-dep boardflip
 dep lib_polyhelp
 autoload 1
Index: read.c
===================================================================
--- read.c	(revision 21959)
+++ read.c	(revision 21960)
@@ -48,7 +48,6 @@
 #include "macro.h"
 #include "safe_fs.h"
 #include "rotate.h"
-#include "../src_plugins/boardflip/boardflip.h"
 #include "actions.h"
 
 #include "../src_plugins/lib_compat_help/pstk_compat.h"
@@ -1170,7 +1169,9 @@
 		pcb_message(PCB_MSG_ERROR, "Can not determine board extents - empty board?\n");
 
 	/* we now flip the board about the X-axis, to invert the Y coords used by autotrax */
-	pcb_flip_data(Ptr->Data, 0, 1, 0, Ptr->MaxHeight, 0);
+	pcb_undo_freeze_add();
+	pcb_data_mirror(Ptr->Data, 0, PCB_TXM_COORD, 0);
+	pcb_undo_unfreeze_add();
 
 	/* still not sure if this is required: */
 	pcb_layer_auto_fixup(Ptr);