process_dir       150 src/core/load-dropin.c                         process_dir(u, *p, t, ".d", _UNIT_DEPENDENCY_INVALID, &strv);
process_dir       178 src/core/load-dropin.c                         process_dir(u, *p, t, ".wants", UNIT_WANTS, NULL);
process_dir       179 src/core/load-dropin.c                         process_dir(u, *p, t, ".requires", UNIT_REQUIRES, NULL);