It's finally there (will be moved to beta): http://sarovar.org/download.php/285/pdftex-1.20a-rc2.tar.bz2

Olaf has changed tex.ch in his source because terminal inputs are not recognized for the prompt '?'. Best regards Akira --- tex.ch Sat Apr 17 06:47:39 2004 +++ /wk/752/texk/web2c/tex.ch Thu Apr 22 18:31:13 2004 @@ -965,7 +965,7 @@ @x [5.71] encTeX - native buffer printing if last<>first then for k:=first to last-1 do print(buffer[k]); @y -while first < last do begin print_buffer(first) end; +k:=first; while k < last do begin print_buffer(k) end; @z @x [6.73] l.1732 - Add unspecified_mode.