XXX Remove nawk(1)

*** 28,38 ****
  
  include         $(SRC)/Makefile.master
  
  LORDER=         lorder
  TSORT=          tsort
! AWK=            awk
  
  #
  # By default, we define the source directory for libraries to be
  # one level up from the ISA-specific directory, where the code is
  # actually built.  Many libraries define a 'common' directory to
--- 28,38 ----
  
  include         $(SRC)/Makefile.master
  
  LORDER=         lorder
  TSORT=          tsort
! AWK=            /usr/xpg4/bin/awk
  
  #
  # By default, we define the source directory for libraries to be
  # one level up from the ISA-specific directory, where the code is
  # actually built.  Many libraries define a 'common' directory to