All symbols starting with `b' in machdep/i386/pc_support

• BIOS_DATA_ADDR machdep/i386/pc_support/PCprivate.h:56
• BIOS_DATA_SIZE machdep/i386/pc_support/PCprivate.h:57
• BIOS_ROM_ADDR machdep/i386/pc_support/PCprivate.h:58
• BIOS_ROM_SIZE machdep/i386/pc_support/PCprivate.h:59