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Date: Sun, 13 Apr 2008 18:27:57 +0100
From: Jamie Lokier <jamie@shareable.org>
Subject: Re: [Qemu-devel] [PATCH] use SIGALRM for alarm timers,
	enable SIGIO on qemu_set_fd_handler2()
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To: qemu-devel@nongnu.org

Anders Melchiorsen wrote:
> -    sigaction(SIGIO, &act, NULL);
> +    sigaction(SIGALRM, &act, NULL);
>      fcntl(fd, F_SETFL, O_ASYNC);
> +    fcntl(fd, F_SETSIG, SIGALRM);
>      fcntl(fd, F_SETOWN, getpid());

F_SETSIG is specific to Linux.  Other host OSes don't have it.

-- Jamie