Defined in 4 files as a macro:
- contrib/libevent/include/event2/event_compat.h, line 216 (as a macro)
- contrib/pf/libevent/event.h, line 182 (as a macro)
- sys/compat/linuxkpi/common/include/linux/sched.h, line 133 (as a macro)
- sys/contrib/openzfs/include/os/freebsd/zfs/sys/zfs_context_os.h, line 81 (as a macro)