add_dispersion(double dispersion, void *anything)
{
  int i;

  for (i = 0; i < n_sources; i++) {
    SST_AddDispersion(sources[i]->stats, dispersion);
  }
}
add_dispersion(double dispersion, void *anything)
{
  int i;

  for (i = 0; i < n_sources; i++) {
    SST_AddDispersion(sources[i]->stats, dispersion);
  }
}