time_to_text
time_to_text(time(NULL)),
time_to_text(timestamp)))
fprintf(fp, "Date: %s\n", time_to_text(timestamp));
time_to_text(tx->time));
m_printf(tx, ";\n\t%s\n", time_to_text(time(&tx->time)));
const char *time_to_text(time_t);