Defines starting with `b' in iokit/Drivers/audio/drvPPCBurgundy

• BURGUNDY_LENGTH_1 iokit/Drivers/audio/drvPPCBurgundy/burgundy_hw.h:115
• BURGUNDY_LENGTH_2 iokit/Drivers/audio/drvPPCBurgundy/burgundy_hw.h:116
• BURGUNDY_LENGTH_3 iokit/Drivers/audio/drvPPCBurgundy/burgundy_hw.h:117
• BURGUNDY_LENGTH_4 iokit/Drivers/audio/drvPPCBurgundy/burgundy_hw.h:118