XXX Remove nawk(1)

*** 88,98 ****
  # this file make sure that sparc rules are updated as well.
  #
  PRIVS_C = $(SRC)/uts/common/os/priv_const.c
  
  $(PRIVS_C): $(PRIVS_AWK) $(PRIVS_DEF)
!         $(NAWK) -f $(PRIVS_AWK) < $(PRIVS_DEF) cfile=$@
  
  #
  # Prerequisites
  #
  # The uts/Makefile defines build parallelism for x86 platforms such that i86pc,
--- 88,98 ----
  # this file make sure that sparc rules are updated as well.
  #
  PRIVS_C = $(SRC)/uts/common/os/priv_const.c
  
  $(PRIVS_C): $(PRIVS_AWK) $(PRIVS_DEF)
!         $(AWK) -f $(PRIVS_AWK) < $(PRIVS_DEF) cfile=$@
  
  #
  # Prerequisites
  #
  # The uts/Makefile defines build parallelism for x86 platforms such that i86pc,