flexfax: problem locking modem !!!

[Luca Domenella <luca@satori.it>]

Hi every1,

  is important to lock modem device when receive or send a fax ???? and why
if so ?

  i got this error on my log:

Aug  9 14:55:03 server FaxGetty[747]: ANSWER: Can not lock modem device
Aug  9 14:55:04 server FaxSend[3038]: MODEM  /
Aug  9 14:55:04 server FaxSend[3038]: SEND FAX: JOB 9 DEST 800555130 COMMID
00000032
Aug  9 14:57:36 server FaxQueuer[707]: NOTIFY: bin/notify "doneq/q9" "done"
"2:36"
Aug  9 14:58:06 server FaxGetty[747]: MODEM  /


what is the command to lock the modem and where i have to put it ???


TIA,