silc_snprintf(tmp, sizeof(tmp) - 1, "multipart/%s; boundary=%s", type, boundary);
silc_mime_add_field(mime, "Content-Type", tmp);
silc_free(mime->boundary);
silc_snprintf(tmp, sizeof(tmp) - 1, "multipart/%s; boundary=%s", type, boundary);
silc_mime_add_field(mime, "Content-Type", tmp);
silc_free(mime->boundary);