Index: rnd_inclib/font/font.c
===================================================================
--- rnd_inclib/font/font.c	(revision 36521)
+++ rnd_inclib/font/font.c	(revision 36522)
@@ -316,7 +316,7 @@
 
 	/* We are initially computing the bbox of the un-scaled text but
 	   min_line_width is interpreted on the scaled text. */
-	min_unscaled_radius = (min_line_width * (scx+scy)/2) / 2;
+	min_unscaled_radius = (min_line_width * (2/(scx+scy))) / 2;
 
 	/* calculate size of the bounding box */
 	for (s = string; *s != '\0'; s++) {