Index: tools/convbdf.c
===================================================================
--- tools/convbdf.c	(Revision 20081)
+++ tools/convbdf.c	(Arbeitskopie)
@@ -487,7 +487,11 @@
             return 0;
         }
         if (isprefix(buf, "STARTCHAR")) {
-            encoding = width = bbw = bbh = bbx = bby = -1;
+            encoding = width = -1;
+            bbw = pf->fbbw;
+            bbh = pf->fbbh;
+            bbx = pf->fbbx;
+            bby = pf->fbby;
             continue;
         }
         if (isprefix(buf, "ENCODING ")) {