File README.default_socket_timeout of Package php7

Scope of default_socket_timeout Directive

default_socket_timeout do not work for SSL connections. This is long
standing feature request in PHP upstream bugzilla, see PHP bug #41631. 
To sum up,

ini_set("default_socket_timeout", $time); 
fopen($https_url, "r");

do not work as intended in the contrast to

ini_set("default_socket_timeout", $time); 
fopen($http_url, "r");

Socket timeout for SSL connections can be set successfully  when 
libcurl trough curl PHP extension is used:

$ch = curl_init(); 
curl_setopt($ch, CURLOPT_URL, $https_url); 
curl_setopt($ch, CURLOPT_TIMEOUT, $time);