REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "HTTP_VERSION_1_1", CURL_HTTP_VERSION_1_1, CONST_CS|CONST_PERSISTENT);
#if PHP_HTTP_CURL_VERSION(7,33,0)
REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "HTTP_VERSION_2_0", CURL_HTTP_VERSION_2_0, CONST_CS|CONST_PERSISTENT);
REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "HTTP_VERSION_1_1", CURL_HTTP_VERSION_1_1, CONST_CS|CONST_PERSISTENT);
#if PHP_HTTP_CURL_VERSION(7,33,0)
REGISTER_NS_LONG_CONSTANT("http\\Client\\Curl", "HTTP_VERSION_2_0", CURL_HTTP_VERSION_2_0, CONST_CS|CONST_PERSISTENT);