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

• ADDRESS_MODE_CHS bsd/dev/ppc/drvATADisk/ata_extern.h:149
• ADDRESS_MODE_LBA bsd/dev/ppc/drvATADisk/ata_extern.h:150
• _ATADISKKERNEL_H bsd/dev/ppc/drvATADisk/ATADiskKernel.h:37