[tlbuild] New failure!

[Angelo Graziosi]

After the last trunk check out, I have found a new failure building it 
(on Cygwin, at least):

[...]
config.status: executing depfiles commands
Making all in tetex
make[3]: Entering directory `/tmp/texlive-source/Work/texk/tetex'
make[3]: *** No rule to make target `doc/TETEXDOC.dvi', needed by 
`all-am'.  Stop.
make[3]: Leaving directory `/tmp/texlive-source/Work/texk/tetex'
make[2]: *** [subtexk] Error 1
make[2]: Leaving directory `/tmp/texlive-source/Work/texk'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/tmp/texlive-source/Work/texk'
make: *** [all-recursive] Error 1

real    78m17.599s
user    99m8.754s
sys     50m10.251s
============================

Ciao,
Angelo.