$NetBSD$

--- preview.c.orig	2004-02-28 10:19:15.000000000 -0800
+++ preview.c	2004-02-28 10:19:31.000000000 -0800
@@ -139,7 +139,7 @@ static void DoLoadLevel(display, window)
 
     /* Construct the Preview level filename */
     if ((str = getenv("XBOING_LEVELS_DIR")) != NULL)
-        sprintf(levelPath, "%s/level%02d.data", str, lnum);
+        snprintf(levelPath, sizeof(levelPath), "%s/level%02d.data", str, lnum);
     else
         sprintf(levelPath, "%s/level%02d.data", LEVEL_INSTALL_DIR, lnum);
 
