Function gio_sys::g_proxy_address_new

pub unsafe extern fn g_proxy_address_new(inetaddr: *mut GInetAddress,
                                         port: u16,
                                         protocol: *const c_char,
                                         dest_hostname: *const c_char,
                                         dest_port: u16,
                                         username: *const c_char,
                                         password: *const c_char)
                                         -> *mut GSocketAddress