Defines starting with `b' in osfmk/mach

• _BACK_AND_FORTH_PAGING_ osfmk/mach/memory_object_control.defs:79
• BLOCKED_ON_CLEAR osfmk/mach/etap_events.h:326
• BLOCKED_ON_COMPLEX_LOCK osfmk/mach/etap_events.h:332
• BLOCKED_ON_IDLE_DONE osfmk/mach/etap_events.h:335
• BLOCKED_ON_LOCK osfmk/mach/etap_events.h:329
• BLOCKED_ON_LOCK_HANDOFF osfmk/mach/etap_events.h:330
• BLOCKED_ON_MUTEX_LOCK osfmk/mach/etap_events.h:331
• BLOCKED_ON_PORT_RCV osfmk/mach/etap_events.h:333
• BLOCKED_ON_REAPER_DONE osfmk/mach/etap_events.h:334
• BLOCKED_ON_SEMAPHORE osfmk/mach/etap_events.h:328
• BLOCKED_ON_TERMINATION osfmk/mach/etap_events.h:336
• BLOCKED_ON_UNDEFINED osfmk/mach/etap_events.h:325
• BOOLEAN_H_ osfmk/mach/boolean.h:120
• BOOT_INFO_COMPAT osfmk/mach/boot_info.h:168
• BOUND osfmk/mach/rpc.h:127
• BOUND_SHIFT osfmk/mach/rpc.h:124
• BSS osfmk/mach/boot_info.h:153