Date: Mon, 4 Apr 2005 20:49:22 +0200 From: Joerg Sonnenberger <joerg@britannica.bec.de> To: freebsd-hackers@freebsd.org Subject: Re: C programming question Message-ID: <20050404184922.GA22738@britannica.bec.de> In-Reply-To: <42518AC9.5070208@comcast.net> References: <42518AC9.5070208@comcast.net>
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On Mon, Apr 04, 2005 at 11:43:21AM -0700, Matt wrote: > I need some help understanding some C code. > > int (*if_ioctl) > (struct ifnet *, int, caddr_t); > > int (*if_watchdog) > (int); > > Can someone break down these declarations (if that's what they are)? Is > this a form of typecasting? Thanks for your help. It's a variable if_ioctl which points to a function returning int and taking a struct ifnet, an int and a caddr_t argument. Similiar for if_watchdog. This might not be the best place to ask such questions though. Joerg
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