[AsteriskBrasil] spandsp / rx_fax / tx_fax

[Caio Pato]

Mesmo seguindo as dicas existentes em
http://www.asteriskguru.com/tutorials/spandsp.html
e
http://forums.digium.com/viewtopic.php?t=11304&sid=6b79b0c94c6cc03d36dde010bc2e24ef
continuo com o mesmo erro:

app_rxfax.c: In function `rxfax_exec':
app_rxfax.c:281: warning: passing arg 1 of `fax_init' from
incompatible pointer type
app_rxfax.c:281: error: too many arguments to function `fax_init'
app_rxfax.c:304: warning: passing arg 1 of `fax_rx' from incompatible
pointer type
app_rxfax.c:307: warning: passing arg 1 of `fax_tx' from incompatible
pointer type
app_rxfax.c:344: warning: passing arg 1 of `fax_release' from
incompatible pointer type
app_rxfax.c: At top level:
app_rxfax.c:81: warning: `t30_flush' defined but not used
make[1]: *** [app_rxfax.o] Error 1
make[1]: Leaving directory `/usr/src/asterisk-1.2.14/apps'
make: *** [subdirs] Error 1

Seguindo a dica em
http://clx.digi.com.br/wiki/bin/view/Asterisk/AsteriskFax
o asterisk nem compila... tentei até mesmo instalar o spandsp via
apt-get install libspandsp0

Rodando debian sarge, kernel 2.4.31, asterisk 1.2.14 e spandsp
(testando tanto com 0.0.2 como 0.0.3). Idéias?