if (php_http_message_body_size(&msg->body)) {
php_http_buffer_appends(&str, PHP_HTTP_CRLF);
php_http_message_body_to_callback(&msg->body, (php_http_pass_callback_t) php_http_buffer_append, &str, 0, 0);
if (php_http_message_body_size(&msg->body)) {
php_http_buffer_appends(&str, PHP_HTTP_CRLF);
php_http_message_body_to_callback(&msg->body, (php_http_pass_callback_t) php_http_buffer_append, &str, 0, 0);