Fix [-Wstrict-prototypes] warning in FastCGI

Author: Girgias

main/fastcgi.h

@@ -91,12 +91,12 @@ void fcgi_close(fcgi_request *req, int force, int destroy);
 int fcgi_in_shutdown(void);
 void fcgi_terminate(void);
 int fcgi_listen(const char *path, int backlog);
-fcgi_request* fcgi_init_request(int listen_socket, void(*on_accept)(), void(*on_read)(), void(*on_close)());
+fcgi_request* fcgi_init_request(int listen_socket, void(*on_accept)(void), void(*on_read)(void), void(*on_close)(void));
 void fcgi_destroy_request(fcgi_request *req);
 void fcgi_set_allowed_clients(char *ip);
 int fcgi_accept_request(fcgi_request *req);
 int fcgi_finish_request(fcgi_request *req, int force_close);
-const char *fcgi_get_last_client_ip();
+const char *fcgi_get_last_client_ip(void);
 void fcgi_set_in_shutdown(int new_value);
 void fcgi_request_set_keep(fcgi_request *req, int new_value);