sr_spew("callback for event source %" G_GINTPTR_FORMAT " with"
" event mask 0x%.2X", poll_object, (unsigned)revents);
if (!source->cb(fd, revents, source->cb_data)) {
sr_spew("callback for event source %" G_GINTPTR_FORMAT " with"
" event mask 0x%.2X", poll_object, (unsigned)revents);
if (!source->cb(fd, revents, source->cb_data)) {