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To: John-Mark Gurney <gurney_j@resnet.uoregon.edu>
cc: Jaye Mathisen <mrcpu@cdsnet.net>, hackers@FreeBSD.ORG
Subject: Re: How the heck do you drop DTR? 
In-reply-to: Your message of "Tue, 09 Sep 1997 01:03:42 MST."
             <19970909010342.45615@hydrogen.nike.efn.org> 
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Date: Tue, 09 Sep 1997 18:19:03 +1000
From: Mike Smith <mike@smith.net.au>
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> > I thought closing the file handle would do it, but it doesn't, after
> > my program exits, the modem is still on-line, and DTR is still
> > asserted.
> 
> wierd... assuming that all file descriptors to the modem is closed,
> DTR should drop...  

Not necessarily; was the port in drainwait?  (ie. had output data
that couldn't be sent?)

mike