Index: trunk/src/plug_io.c
===================================================================
--- trunk/src/plug_io.c	(revision 5358)
+++ trunk/src/plug_io.c	(revision 5359)
@@ -836,7 +836,7 @@
 }
 
 
-int pcb_io_list(pcb_io_formats_t *out, pcb_plug_iot_t typ, int wr, int do_digest)
+int pcb_io_list(pcb_io_formats_t *out, pcb_plug_iot_t typ, int wr, int do_digest, pcb_io_list_ext_t ext)
 {
 	pcb_find_io_t available[PCB_IO_MAX_FORMATS];
 	int n;
@@ -849,7 +849,11 @@
 
 	for(n = 0; n < out->len; n++) {
 		out->plug[n] = available[n].plug;
-		out->extension[n] = out->plug[n]->default_extension;
+		switch(ext) {
+			case PCB_IOL_EXT_NONE:  out->extension[n] = NULL; break;
+			case PCB_IOL_EXT_BOARD: out->extension[n] = out->plug[n]->default_extension; break;
+			case PCB_IOL_EXT_FP:    out->extension[n] = out->plug[n]->fp_extension; break;
+		}
 	}
 
 	if (do_digest) {
Index: trunk/src/plug_io.h
===================================================================
--- trunk/src/plug_io.h	(revision 5358)
+++ trunk/src/plug_io.h	(revision 5359)
@@ -137,11 +137,17 @@
 	const char *extension[PCB_IO_MAX_FORMATS+1];  /* default file extension, with the leading . (not strdup'd) */
 } pcb_io_formats_t;
 
+typedef enum {
+	PCB_IOL_EXT_NONE,
+	PCB_IOL_EXT_BOARD,
+	PCB_IOL_EXT_FP
+} pcb_io_list_ext_t;
+
 /* Search all io plugins to see if typ/wr is supported. Return an ordered
    list in out. If do_digest is non-zero, fill in the digest field. Returns
    number of suitable io plugins. Call pcb_io_list_free() on out when it is not
    needed anymore. */
-int pcb_io_list(pcb_io_formats_t *out, pcb_plug_iot_t typ, int wr, int do_digest);
+int pcb_io_list(pcb_io_formats_t *out, pcb_plug_iot_t typ, int wr, int do_digest, pcb_io_list_ext_t ext);
 void pcb_io_list_free(pcb_io_formats_t *out);
 
 extern int pcb_io_err_inhibit;
Index: trunk/src_plugins/hid_gtk/gtkhid-main.c
===================================================================
--- trunk/src_plugins/hid_gtk/gtkhid-main.c	(revision 5358)
+++ trunk/src_plugins/hid_gtk/gtkhid-main.c	(revision 5359)
@@ -1224,7 +1224,7 @@
 
 	if (strcasecmp(function, "PasteBuffer") == 0) {
 		prompt = _("Save element as");
-		if (pcb_io_list(&avail, PCB_IOT_BUFFER, 1, 1) > 0) {
+		if (pcb_io_list(&avail, PCB_IOT_BUFFER, 1, 1, PCB_IOL_EXT_FP) > 0) {
 			formats_param = (const char **)avail.digest;
 			extensions_param = (const char **)avail.extension;
 			fmt_param = &fmt;
@@ -1238,7 +1238,7 @@
 	else {
 		int num_fmts, n;
 		prompt = _("Save layout as");
-		num_fmts = pcb_io_list(&avail, PCB_IOT_PCB, 1, 1);
+		num_fmts = pcb_io_list(&avail, PCB_IOT_PCB, 1, 1, PCB_IOL_EXT_BOARD);
 		if (num_fmts > 0) {
 			formats_param = (const char **)avail.digest;
 			extensions_param = (const char **)avail.extension;
Index: trunk/src_plugins/hid_gtk/gui-dialog.c
===================================================================
--- trunk/src_plugins/hid_gtk/gui-dialog.c	(revision 5358)
+++ trunk/src_plugins/hid_gtk/gui-dialog.c	(revision 5359)
@@ -273,7 +273,7 @@
 			|| (strcmp(title, _("Load layout file to buffer")) == 0)) {
 		/* add a filter for layout files */
 		pcb_io_formats_t fmts;
-		int n, num_fmts = pcb_io_list(&fmts, PCB_IOT_PCB, 0, 0);
+		int n, num_fmts = pcb_io_list(&fmts, PCB_IOT_PCB, 0, 0, PCB_IOL_EXT_BOARD);
 		for(n = 0; n < num_fmts; n++) {
 			int i;
 			char *ext;