BEGIN { print "" } /^= 2 { match($0, $2) n = RSTART + RLENGTH - 1 r = " %pwp " if ($2 == "html") r = r "xmlns:pwp %URI; #FIXED " \ "'http://www.cs.otago.ac.nz/staffpriv/ok/pwp.pl' " print substr($0, 1, n) r substr($0, n+1) next } { print }