add_exports (GPtrArray        *env_array,
             const ExportData *exports,
             gsize             n_exports)
{
  int i;

  for (i = 0; i < n_exports; i++)
    {
      if (exports[i].val)
        g_ptr_array_add (env_array, g_strdup_printf ("%s=%s", exports[i].env, exports[i].val));
    }
}