[Exim] [Minor Bug] -bV output incorrect.

There is a typo in exim.c, claiming support for MBX if maildir is

supported.
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--------------------------------
*** exim.c.orig    Sun Aug 24 15:11:26 2003
--- exim.c    Sun Aug 24 15:11:58 2003
***************
*** 828,834 ****
    #ifdef SUPPORT_MAILSTORE
      fprintf(f, "/mailstore");
    #endif
!   #ifdef SUPPORT_MAILDIR
      fprintf(f, "/mbx");
    #endif
  #endif
--- 828,834 ----
    #ifdef SUPPORT_MAILSTORE
      fprintf(f, "/mailstore");
    #endif
!   #ifdef SUPPORT_MBX
      fprintf(f, "/mbx");
    #endif
  #endif
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               cu andreas