Macros starting with `b' in i386/i386

• bdev_decl i386/i386/conf.c:70
• bdev_disk_init i386/i386/conf.c:74
• bdev_notdef i386/i386/conf.c:89
• bdev_swap_init i386/i386/conf.c:84
• bdev_tape_init i386/i386/conf.c:79