vlanproc.h
#ifndef __BEN_VLAN_PROC_INC__
#define __BEN_VLAN_PROC_INC__
#ifdef CONFIG_PROC_FS
int vlan_proc_init(void);
int vlan_proc_rem_dev(struct net_device *vlandev);
int vlan_proc_add_dev (struct net_device *vlandev);
void vlan_proc_cleanup (void);
#else /* No CONFIG_PROC_FS */
#define vlan_proc_init() (0)
#define vlan_proc_cleanup() do {} while(0)
#define vlan_proc_add_dev(dev) ({(void)(dev), 0;})
#define vlan_proc_rem_dev(dev) ({(void)(dev), 0;})
#endif
#endif /* !(__BEN_VLAN_PROC_INC__) */