Index: emit.c
===================================================================
--- emit.c	(revision 5930)
+++ emit.c	(working copy)
@@ -391,8 +391,8 @@
       title = ptr + 1;
 
    /*
-    * Replace double quotes with single quotes so that the title
-    * does not cause a PJL syntax error.
+    * Replace double quotes with single quotes and 8-bit characters with
+    * question marks so that the title does not cause a PJL syntax error.
     */
 
     strlcpy(temp, title, sizeof(temp));
@@ -400,6 +400,8 @@
     for (ptr = temp; *ptr; ptr ++)
       if (*ptr == '\"')
         *ptr = '\'';
+      else if (*ptr & 128)
+        *ptr = '?';
 
    /*
     * Send PJL JOB and PJL RDYMSG commands before we enter PostScript mode...