Index: trunk/src/board.c
===================================================================
--- trunk/src/board.c	(revision 16212)
+++ trunk/src/board.c	(revision 16213)
@@ -81,7 +81,8 @@
 	ptr->Data = pcb_buffer_new(ptr);
 
 	ptr->ThermStyle = 4;
-	ptr->IsleArea = 2.e8;
+	conf_set(CFR_INTERNAL, "design/poly_isle_area", -1, "200000000", POL_OVERWRITE);
+
 	ptr->RatDraw = pcb_false;
 
 	/* NOTE: we used to set all the pcb flags on ptr here, but we don't need to do that anymore due to the new conf system */
Index: trunk/src/board.h
===================================================================
--- trunk/src/board.h	(revision 16212)
+++ trunk/src/board.h	(revision 16213)
@@ -82,7 +82,6 @@
 
 	pcb_coord_t Grid;										/* used grid with offsets */
 	double Zoom,									/* zoom factor */
-	  IsleArea,										/* minimum poly island to retain */
 	  ThermScale;									/* scale factor used with thermals */
 	pcb_fontkit_t fontkit;
 	pcb_layer_stack_t LayerGroups;
Index: trunk/src/polygon.c
===================================================================
--- trunk/src/polygon.c	(revision 16212)
+++ trunk/src/polygon.c	(revision 16213)
@@ -168,7 +168,7 @@
 	n = p;
 	do {
 #if 0
-		if (n->contours->area < PCB->IsleArea) {
+		if (n->contours->area < conf_core.design.poly_isle_area) {
 			n->b->f = n->f;
 			n->f->b = n->b;
 			pcb_poly_contour_del(&n->contours);
@@ -1895,7 +1895,7 @@
 		pcb_vnode_t *v;
 		pcb_poly_t *newone;
 
-		if (p->contours->area > PCB->IsleArea) {
+		if (p->contours->area > conf_core.design.poly_isle_area) {
 			newone = pcb_poly_new(layer, poly->Clearance, flags);
 			if (!newone)
 				return pcb_false;
Index: trunk/src_plugins/io_lihata/read.c
===================================================================
--- trunk/src_plugins/io_lihata/read.c	(revision 16212)
+++ trunk/src_plugins/io_lihata/read.c	(revision 16213)
@@ -359,7 +359,7 @@
 	if ((grp != NULL) && (grp->type == LHT_HASH)) {
 		parse_coord(&pcb->MaxWidth, lht_dom_hash_get(grp, "x"));
 		parse_coord(&pcb->MaxHeight, lht_dom_hash_get(grp, "y"));
-		parse_double(&pcb->IsleArea, lht_dom_hash_get(grp, "isle_area_nm2"));
+		parse_coord_conf("design/poly_isle_area", lht_dom_hash_get(grp, "isle_area_nm2"));
 		parse_double(&pcb->ThermScale, lht_dom_hash_get(grp, "thermal_scale"));
 	}
 
Index: trunk/src_plugins/io_lihata/write.c
===================================================================
--- trunk/src_plugins/io_lihata/write.c	(revision 16212)
+++ trunk/src_plugins/io_lihata/write.c	(revision 16213)
@@ -145,7 +145,9 @@
 	lht_dom_hash_put(meta, grp);
 	lht_dom_hash_put(grp, build_textf("x", CFMT, pcb->MaxWidth));
 	lht_dom_hash_put(grp, build_textf("y", CFMT, pcb->MaxHeight));
-	lht_dom_hash_put(grp, build_textf("isle_area_nm2", "%f", pcb->IsleArea));
+	if (wrver < 5) {
+		lht_dom_hash_put(grp, build_textf("isle_area_nm2", "%f", conf_core.design.poly_isle_area));
+	}
 	lht_dom_hash_put(grp, build_textf("thermal_scale", "%f", pcb->ThermScale));
 
 	if (wrver < 5) {
Index: trunk/src_plugins/io_pcb/file.c
===================================================================
--- trunk/src_plugins/io_pcb/file.c	(revision 16212)
+++ trunk/src_plugins/io_pcb/file.c	(revision 16213)
@@ -295,7 +295,7 @@
 	pcb_fprintf(FP, "Grid[%[0] %[0] %[0] %d]\n", PCB->Grid, PCB->GridOffsetX, PCB->GridOffsetY, conf_core.editor.draw_grid);
 	pcb_fprintf(FP, "Cursor[%[0] %[0] %s]\n", pcb_crosshair.X, pcb_crosshair.Y, c_dtostr(PCB->Zoom));
 	/* PolyArea should be output in square cmils, no suffix */
-	fprintf(FP, "PolyArea[%s]\n", c_dtostr(PCB_COORD_TO_MIL(PCB_COORD_TO_MIL(PCB->IsleArea) * 100) * 100));
+	fprintf(FP, "PolyArea[%s]\n", c_dtostr(PCB_COORD_TO_MIL(PCB_COORD_TO_MIL(conf_core.design.poly_isle_area) * 100) * 100));
 	pcb_fprintf(FP, "Thermal[%s]\n", c_dtostr(PCB->ThermScale));
 	pcb_fprintf(FP, "DRC[%[0] %[0] %[0] %[0] %[0] %[0]]\n", conf_core.design.bloat, conf_core.design.shrink,
 							conf_core.design.min_wid, conf_core.design.min_slk, conf_core.design.min_drill, conf_core.design.min_ring);
Index: trunk/src_plugins/io_pcb/parse_y.c
===================================================================
--- trunk/src_plugins/io_pcb/parse_y.c	(revision 16212)
+++ trunk/src_plugins/io_pcb/parse_y.c	(revision 16213)
@@ -2038,7 +2038,7 @@
 #line 494 "parse_y.y" /* yacc.c:1646  */
     {
 				/* Read in cmil^2 for now; in future this should be a noop. */
-				yyPCB->IsleArea = PCB_MIL_TO_COORD (PCB_MIL_TO_COORD ((yyvsp[-1].number)) / 100.0) / 100.0;
+				load_meta_coord("design/poly_isle_area", PCB_MIL_TO_COORD(PCB_MIL_TO_COORD ((yyvsp[-1].number)) / 100.0) / 100.0);
 			}
 #line 2044 "parse_y.c" /* yacc.c:1646  */
     break;
Index: trunk/src_plugins/io_pcb/parse_y.y
===================================================================
--- trunk/src_plugins/io_pcb/parse_y.y	(revision 16212)
+++ trunk/src_plugins/io_pcb/parse_y.y	(revision 16213)
@@ -493,7 +493,7 @@
 		| T_AREA '[' number ']'
 			{
 				/* Read in cmil^2 for now; in future this should be a noop. */
-				yyPCB->IsleArea = PCB_MIL_TO_COORD (PCB_MIL_TO_COORD ($3) / 100.0) / 100.0;
+				load_meta_coord("design/poly_isle_area", PCB_MIL_TO_COORD(PCB_MIL_TO_COORD ($3) / 100.0) / 100.0);
 			}
 		;
 
Index: trunk/src_plugins/lib_gtk_config/gui-config.c
===================================================================
--- trunk/src_plugins/lib_gtk_config/gui-config.c	(revision 16212)
+++ trunk/src_plugins/lib_gtk_config/gui-config.c	(revision 16213)
@@ -565,7 +565,6 @@
 	conf_set_design("design/shrink", "%$mS", new_Shrink);
 	conf_set_design("design/min_wid", "%$mS", new_minWid);
 	conf_set_design("design/min_slk", "%$mS", new_minSlk);
-	conf_set_design("design/poly_isle_area", "%f", PCB->IsleArea);
 	conf_set_design("design/min_drill", "%$mS", new_minDrill);
 	conf_set_design("design/min_ring", "%$mS", new_minRing);