Defines starting with `u' in bsd/dev/ppc/drvUSBCMD

• __UIMPRIVH__ bsd/dev/ppc/drvUSBCMD/uimpriv.h:80
• UNIVERSAL_INTERFACES_VERSION bsd/dev/ppc/drvUSBCMD/conditionalmacros.h:64
• __USB__ bsd/dev/ppc/drvUSBCMD/USB.h:52
• usbBMRequestType bsd/dev/ppc/drvUSBCMD/USB.h:272
• usbBRequest bsd/dev/ppc/drvUSBCMD/USB.h:273
• usbWIndex bsd/dev/ppc/drvUSBCMD/USB.h:275
• usbWValue bsd/dev/ppc/drvUSBCMD/USB.h:274