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Date: Tue, 23 Feb 2010 15:04:48 +0100
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To: cygwin@cygwin.com
Subject: FIONREAD on ttyS0
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Hi There

ioctl(fd, FIONREAD, &bytes) gives me errno 88 (fd is a handle on ttyS0). 
Is FIONREAD for serial tty not implemented?

Greetz
Stefan

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