Update to 1.12.3.

*** 1,6 ****
! /*      $Id: predefs.in,v 1.3 2011/07/31 11:36:49 schwarze Exp $ */
  /*
   * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
   *
   * Permission to use, copy, modify, and distribute this software for any
   * purpose with or without fee is hereby granted, provided that the above
--- 1,6 ----
! /*      $Id: predefs.in,v 1.4 2012/07/18 10:39:19 schwarze Exp $ */
  /*
   * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
   *
   * Permission to use, copy, modify, and distribute this software for any
   * purpose with or without fee is hereby granted, provided that the above
*** 24,34 ****
   * XXX - C-escape strings!
   * XXX - update PREDEF_MAX in roff.c if adding more!
   */
  
  PREDEF("Am", "&")
! PREDEF("Ba", "|")
  PREDEF("Ge", "\\(>=")
  PREDEF("Gt", ">")
  PREDEF("If", "infinity")
  PREDEF("Le", "\\(<=")
  PREDEF("Lq", "\\(lq")
--- 24,34 ----
   * XXX - C-escape strings!
   * XXX - update PREDEF_MAX in roff.c if adding more!
   */
  
  PREDEF("Am", "&")
! PREDEF("Ba", "\\fR|\\fP")
  PREDEF("Ge", "\\(>=")
  PREDEF("Gt", ">")
  PREDEF("If", "infinity")
  PREDEF("Le", "\\(<=")
  PREDEF("Lq", "\\(lq")