getdns/spec/getdns_libevent.h

#include <event2/event.h>
#include <getdns_core_only.h>

/* For libevent, which we are using for these examples */
getdns_return_t
getdns_extension_set_libevent_base(
  struct getdns_context  *context,
  struct event_base      *this_event_base
);