XXX Remove nawk(1)

*** 36,46 ****
  #
  #       <a href=ftp://ftp.whidbey.net/pub/brennan/>
  #       mawk
  #       </a>
  
! AWK=/usr/bin/nawk
  GREP=/usr/bin/grep
  EXPR=/usr/bin/expr
  LOCALE=/usr/bin/locale
  SORT=/usr/bin/sort
  PRINTF=/usr/bin/printf
--- 36,46 ----
  #
  #       <a href=ftp://ftp.whidbey.net/pub/brennan/>
  #       mawk
  #       </a>
  
! AWK=/usr/xpg4/bin/awk
  GREP=/usr/bin/grep
  EXPR=/usr/bin/expr
  LOCALE=/usr/bin/locale
  SORT=/usr/bin/sort
  PRINTF=/usr/bin/printf