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Re: ioctl(2) vs sys/ioctl.h

On Sat, 18 Dec 2010, der Mouse wrote:

> >>    int     ioctl(int, unsigned long, ...);
> > Most of our ioctl's take pointer arguments.  Some streams ioctls
> > though take int arguments (ioctl(fd, I_FLUSH, FLUSHR) for example)
> > and using void * as the argument would not compile cleanly.
> Must FLUSHR (to continue your example) be defined as an int value?

it seems to be a flag

> I'm just brainstorming possible ways to avoid inflicting a varargs
> declaration on all users of ioctl.

they already have it, see <sys/ioctl.h> and


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