Structs starting with `r' in bsd/dev/ppc/drvUSBCMD

• Rect bsd/dev/ppc/drvUSBCMD/mactypes.h:520
• RegEntryIter bsd/dev/ppc/drvUSBCMD/nameregistry.h:238
• RegisterInformationPowerPC bsd/dev/ppc/drvUSBCMD/MachineExceptions.h:100
• RegPropertyIter bsd/dev/ppc/drvUSBCMD/nameregistry.h:309