Checks if @resolver can be used on this system. (This is used internally; g_proxy_resolver_get_default() will only return a proxy resolver that returns %TRUE for this method.)
%TRUE if @resolver is supported.
2.26
See Implementation
Checks if @resolver can be used on this system. (This is used internally; g_proxy_resolver_get_default() will only return a proxy resolver that returns %TRUE for this method.)