Index: export_openems.c
===================================================================
--- export_openems.c	(revision 27072)
+++ export_openems.c	(revision 27073)
@@ -89,6 +89,7 @@
 
 static FILE *f = NULL;
 static wctx_t *ems_ctx;
+static int openems_ovr;
 
 #define THMAX PCB_MM_TO_COORD(100)
 
@@ -638,6 +639,8 @@
 	int i, len;
 	FILE *fsim;
 
+	openems_ovr = 0;
+
 	if (!options) {
 		openems_get_export_options(hid, 0);
 		for (i = 0; i < NUM_OPTIONS; i++)
@@ -649,7 +652,7 @@
 	if (!filename)
 		filename = "pcb.m";
 
-	f = pcb_fopen(&PCB->hidlib, filename, "wb");
+	f = pcb_fopen_askovr(&PCB->hidlib, filename, "wb", &openems_ovr);
 	if (!f) {
 		perror(filename);
 		return;
@@ -663,7 +666,7 @@
 	if (strcmp(end, ".m") != 0)
 		end = runfn + len;
 	strcpy(end, ".sim.m");
-	fsim = pcb_fopen(&PCB->hidlib, runfn, "wb");
+	fsim = pcb_fopen_askovr(&PCB->hidlib, runfn, "wb", &openems_ovr);
 	if (fsim == NULL) {
 		perror(runfn);
 		return;
Index: mesh.c
===================================================================
--- mesh.c	(revision 27072)
+++ mesh.c	(revision 27073)
@@ -968,7 +968,7 @@
 		default_file = pcb_strdup(fname);
 	}
 
-	f = pcb_fopen(&PCB->hidlib, fname, "w");
+	f = pcb_fopen_askovr(&PCB->hidlib, fname, "w", NULL);
 	if (f == NULL) {
 		pcb_message(PCB_MSG_ERROR, "Can not open '%s' for write\n", fname);
 		return;