BC:

 - remove ssl_version_number: not used anymore, always 0 https://github.com/curl/curl/blob/master/include/curl/curl.h#L3089
 - ["ssl_version"] & ["libz_version"] moved to ["features_version"]["ssl"] & ["features_version"]["libz"]

Author: nono303

ext/curl/tests/curl_version_basic_001.phpt

@@ -8,18 +8,16 @@ curl
     var_dump($info_curl["version_number"]);
     var_dump($info_curl["age"]);
     var_dump($info_curl["features"]);
-    var_dump($info_curl["ssl_version_number"]);
     var_dump($info_curl["version"]);
     var_dump($info_curl["host"]);
-    var_dump($info_curl["ssl_version"]);
-    var_dump($info_curl["libz_version"]);
+    var_dump($info_curl["features_version"]["ssl"]);
+    var_dump($info_curl["features_version"]["libz"]);
     var_dump(array_key_exists("protocols", $info_curl));
 ?>
 --EXPECTF--
 int(%i)
 int(%i)
 int(%i)
-int(%i)
 string(%i) "%s"
 string(%i) "%s"
 string(%i) "%S"