--- ipp.c~	2009-09-15 12:40:02.000000000 +0200
+++ ipp.c	2009-09-21 11:47:27.000000000 +0200
@@ -8470,7 +8470,10 @@
   * Read the option name...
   */
 
-  for (line += 8, olen --; isalnum(*line & 255); line ++)
+  for (line += 8, olen --;
+       isprint(*line & 255) && (*line & 255) != ' ' && (*line & 255) != '/' && 
+	 (*line & 255) != ':';
+       line ++)
     if (olen > 0)
     {
       *option++ = *line;