XXX Remove nawk(1)

@@ -327,11 +327,11 @@
 x=x
 x=${x:-`id | sed 's/^[^(]*(\([^)]*\)).*/\1/'`}
 } 2> /dev/null || err_exit 'skipping over `` failed'
 [[ $x == x ]] || err_exit 'assignment ${x:=`...`} failed'
 [[ $($SHELL -c 'print a[') == 'a[' ]] || err_exit "unbalanced '[' in command arg fails"
-$SHELL -c $'false && (( `wc -l /dev/null | nawk \'{print $1}\'` > 2 )) && true;:' 2> /dev/null ||  err_exit 'syntax error with ` in arithmetic expression'
+$SHELL -c $'false && (( `wc -l /dev/null | /usr/xpg4/bin/awk \'{print $1}\'` > 2 )) && true;:' 2> /dev/null ||  err_exit 'syntax error with ` in arithmetic expression'
 { $SHELL  -c '((  1`: "{ }"` ))' ;} 2> /dev/null || err_exit 'problem with ` inside (())'
 varname=foobarx
 x=`print '"\$'${varname}'"'`
 [[ $x == '"$foobarx"' ]] ||  err_exit $'\\$\' not handled correctly inside ``'