--- a/src/osdep/unix/unix.c	Mon Sep 14 20:06:41 2009 +0900
+++ b/src/osdep/unix/unix.c	Thu Oct 30 00:00:57 2014 +0900
@@ -202,7 +202,6 @@
 
 				/* driver parameters */
 static long unix_fromwidget = T;
-char *myMailSuffix =NIL;	/* home directory name */
 
 /* UNIX mail validate mailbox
  * Accepts: mailbox name
@@ -2402,15 +2401,6 @@
   }
   f->filepos += size;		/* update file position */
 }
-
-/* Return my mail suffix(of qmail or Postfix)
- * Returns: my mail address extensional suffix
- */
-
-char *mymailsuffix ()
-{
-  return myMailSuffix ? myMailSuffix : "";
-}
 
 /* MBOX mail routines */