Defined in 4 files as a macro:
- external/bsd/ntp/dist/lib/isc/pthreads/thread.c, line 30 (as a macro)
- external/bsd/ntp/dist/libntp/work_thread.c, line 44 (as a macro)
- external/bsd/ntp/dist/libntp/work_thread.c, line 49 (as a macro)
- external/mpl/bind/dist/lib/isc/pthreads/thread.c, line 38 (as a macro)