Macros starting with `b' in bsd/sys

• B_ADAPTOR bsd/sys/reboot.h:97
• B_CONTROLLER bsd/sys/reboot.h:100
• B_PARTITION bsd/sys/reboot.h:106
• BSDDBG_CODE bsd/sys/kdebug.h:172
• BSS_SET bsd/sys/linker_set.h:72
• B_TYPE bsd/sys/reboot.h:109
• B_UNIT bsd/sys/reboot.h:103