Simplify dav_propdb_define_namespaces(); since we're putting the value in

static dav_error * dav_propdb_define_namespaces(dav_db *db, dav_xmlns_info *xi)

{

    int ns = db->ns_count;

    int ns;

    const char *uri = db->ns_table.buf + sizeof(dav_propdb_metadata);

    char prefix[23];    /* "ns" + 20 digits + '\0' */

    prefix[0] = 'n';

    prefix[1] = 's';

    /* within the prop values, we use "ns%d" for prefixes... register them */

    for (ns = 0; ns < db->ns_count; ++ns, uri += strlen(uri) + 1) {

        sprintf(&prefix[2], "%d", ns);

        /* prefix is on the stack, and ns_table.buf can move, so copy the

           two strings (and we simply want the values to last as long as

           the provided dav_xmlns_info). */

        /* ns_table.buf can move, so copy its value (we want the values to

           last as long as the provided dav_xmlns_info). */

        dav_xmlns_add(xi,

                      apr_pstrdup(xi->pool, prefix),

                      apr_psprintf(xi->pool, "ns%d", ns),

                      apr_pstrdup(xi->pool, uri));

    }