66 int cnopen(__unused dev_t dev, int flag, int devtype, proc_t pp);
67 int cnclose(__unused dev_t dev, int flag, int mode, proc_t pp);
71 int cnselect(__unused dev_t dev, int flag, void * wql, proc_t p);
74 cnopen(__unused dev_t dev, int flag, int devtype, struct proc *pp)  in cnopen()  argument
83 	error = (*cdevsw[major(dev)].d_open)(dev, flag, devtype, pp);  in cnopen()
92 cnclose(__unused dev_t dev, int flag, int mode, struct proc *pp)  in cnclose()  argument
101 	error = (*cdevsw[major(dev)].d_close)(dev, flag, mode, pp);  in cnclose()
146 cnioctl(__unused dev_t dev, u_long cmd, caddr_t addr, int flag, struct proc *p)  in cnioctl()  argument
176 		error = (*cdevsw[major(dev)].d_ioctl)(dev, cmd, addr, flag, p);  in cnioctl()
187 cnselect(__unused dev_t dev, int flag, void *wql, struct proc *p)  in cnselect()  argument
196 	error = (*cdevsw[major(dev)].d_select)(dev, flag, wql, p);  in cnselect()