Defines starting with `c' in iokit/Drivers/scsi/drvMESH

• CLEAR_CMD_DONE iokit/Drivers/scsi/drvMESH/mesh.h:369
• CLEAR_INT_REG iokit/Drivers/scsi/drvMESH/mesh.h:370
• CLR_PHASEMM iokit/Drivers/scsi/drvMESH/mesh.h:371