fn_list_popoldest
struct fn *fn_list_popoldest(struct fn_list *fnlp);
while ((fnp = fn_list_popoldest(fnlp)) != NULL) {
((nextfnp = fn_list_popoldest(files)) != NULL)) {
((nextfnp = fn_list_popoldest(files)) != NULL)) {
while ((nextfnp = fn_list_popoldest(files)) != NULL) {
(nextfnp = fn_list_popoldest(files)) != NULL) {