Defined in 3 files as a macro:
- external/bsd/libevent/dist/WIN32-Code/nmake/event2/event-config.h, line 284 (as a macro)
- external/bsd/libevent/include/event2/event-config.h, line 425 (as a macro)
- external/bsd/ntp/dist/sntp/libevent/WIN32-Code/nmake/event2/event-config.h, line 285 (as a macro)