XXX Remove nawk(1)

*** 1458,1484 ****
          fi
  
          set -A sids $($SCCS prs -l -r$psid -d:I: $cfile 2>/dev/null)
          N=${#sids[@]}
  
!         nawkprg='
                  /^COMMENTS:/    {p=1; continue}
                  /^D [0-9]+\.[0-9]+/ {printf "--- %s ---\n", $2; p=0; }
                  NF == 0u        { continue }
                  {if (p==0) continue; print $0 }'
  
          if [[ $N -ge 2 ]]; then
                  sid1=${sids[$((N-2))]}  # Gets 2nd to last sid
  
                  if [[ $fmt == "text" ]]; then
                          $SCCS prs -l -r$sid1 $cfile  2>/dev/null | \
!                             $AWK "$nawkprg"
                          return
                  fi
  
                  $SCCS prs -l -r$sid1 $cfile  2>/dev/null | \
!                     html_quote | its2url | $AWK "$nawkprg"
          fi
  }
  
  #
  # comments_from_wx {text|html} filepath
--- 1458,1484 ----
          fi
  
          set -A sids $($SCCS prs -l -r$psid -d:I: $cfile 2>/dev/null)
          N=${#sids[@]}
  
!         awkprg='
                  /^COMMENTS:/    {p=1; continue}
                  /^D [0-9]+\.[0-9]+/ {printf "--- %s ---\n", $2; p=0; }
                  NF == 0u        { continue }
                  {if (p==0) continue; print $0 }'
  
          if [[ $N -ge 2 ]]; then
                  sid1=${sids[$((N-2))]}  # Gets 2nd to last sid
  
                  if [[ $fmt == "text" ]]; then
                          $SCCS prs -l -r$sid1 $cfile  2>/dev/null | \
!                             $AWK "$awkprg"
                          return
                  fi
  
                  $SCCS prs -l -r$sid1 $cfile  2>/dev/null | \
!                     html_quote | its2url | $AWK "$awkprg"
          fi
  }
  
  #
  # comments_from_wx {text|html} filepath
*** 2797,2807 ****
                  codemgr_parent=$CODEMGR_PARENT
          fi
  
          # Try to figure out the parent based on the branch the current
          # branch is tracking, if we fail, use origin/master
!         this_branch=$($GIT branch | nawk '$1 == "*" { print $2 }')
          par_branch="origin/master"
  
          # If we're not on a branch there's nothing we can do
          if [[ $this_branch != "(no branch)" ]]; then
                  $GIT for-each-ref                                                 \
--- 2797,2807 ----
                  codemgr_parent=$CODEMGR_PARENT
          fi
  
          # Try to figure out the parent based on the branch the current
          # branch is tracking, if we fail, use origin/master
!         this_branch=$($GIT branch | /usr/xpg4/bin/awk '$1 == "*" { print $2 }')
          par_branch="origin/master"
  
          # If we're not on a branch there's nothing we can do
          if [[ $this_branch != "(no branch)" ]]; then
                  $GIT for-each-ref                                                 \