Defines starting with `b' in bsd/dev/ppc/drvATADisk

• BAD_BLOCK bsd/dev/ppc/drvATADisk/ata_extern.h:132
• _BSD_DEV_ATADISK_H bsd/dev/ppc/drvATADisk/ATADisk.h:43
• _BSD_DEV_ATADISKINTERNAL_H bsd/dev/ppc/drvATADisk/ATADiskInternal.h:39
• _BSD_DEV_IDECNTPUBLIC_H bsd/dev/ppc/drvATADisk/IdeCntPublic.h:39
• _BSD_DEV_IDE_EXTERN_ bsd/dev/ppc/drvATADisk/ata_extern.h:46
• BUSY bsd/dev/ppc/drvATADisk/ata_extern.h:156