XXX Remove nawk(1)

@@ -1836,11 +1836,11 @@
         [ -d $ldir ] || newdir $ldir || exit 1
         eval $lockvar=$lockf
 
         while ! staffer ln -s $hostname.$STAFFER.$$ $lockf 2> /dev/null; do
                 basews=`basename $CODEMGR_WS`
-                ls -l $lockf | nawk '{print $NF}' | IFS=. read host user pid
+                ls -l $lockf | /usr/xpg4/bin/awk '{print $NF}' | IFS=. read host user pid
                 if [ "$host" != "$hostname" ]; then
                         echo "$MACH build of $basews apparently" \
                             "already started by $user on $host as $pid."
                         exit 1
                 elif kill -s 0 $pid 2>/dev/null; then

@@ -2436,11 +2436,11 @@
                 staffer svn checkout $BRINGOVER_WS $CODEMGR_WS ||
                         touch $TMPDIR/bringover_failed
         else
                 typeset root
                 root=$(staffer svn info $CODEMGR_WS |
-                        nawk '/^Repository Root:/ {print $NF}')
+                        /usr/xpg4/bin/awk '/^Repository Root:/ {print $NF}')
                 if [[ $root != $BRINGOVER_WS ]]; then
                         # We fail here because there's no way to update
                         # from a named repo.
                         cat <<-EOF
                         \$BRINGOVER_WS doesn't match repository root:

@@ -2777,11 +2777,11 @@
                         # Use the presence of the first file entry of the cached
                         # IHV proto list in the reference list to determine
                         # whether it was built with -X or not.
                         #
                         IHV_REF_PROTO_LIST=$SRC/pkg/proto_list_ihv_$MACH
-                        grepfor=$(nawk '$1 == "f" { print $2; exit }' \
+                        grepfor=$(/usr/xpg4/bin/awk '$1 == "f" { print $2; exit }' \
                                 $IHV_REF_PROTO_LIST 2> /dev/null)
                         if [ $? = 0 -a -n "$grepfor" ]; then
                                 if [ "$X_FLAG" = "y" ]; then
                                         grep -w "$grepfor" \
                                                 $REF_PROTO_LIST > /dev/null