LL_FOREACH(un, cur) {
/* For each provide */
pkg_get(un->pkg, PKG_DIGEST, &digest, PKG_UNIQUEID, &uid);
printf("%s\n", ucl_object_emit(un->pkg->fields, UCL_EMIT_CONFIG));
HASH_FIND(hd, problem->variables_by_digest, digest,
strlen(digest), var);
if (var == NULL) {