return_data      2161 src/journal/sd-journal.c         r = return_data(j, f, o, data, size);
return_data      2614 src/journal/sd-journal.c                 r = return_data(j, j->unique_file, o, &odata, &ol);
return_data      2665 src/journal/sd-journal.c                 r = return_data(j, j->unique_file, o, data, l);