Remove redundancy

# And further fix problem ;)

sapi/apache/mod_php4.c

@@ -295,10 +295,12 @@ static void php_apache_request_shutdown(void *dummy)
 
 static int php_apache_sapi_activate(SLS_D)
 {
-	request_rec *r = ((request_rec *) SG(server_context));
+	request_rec *r; 
 	SLS_FETCH();
 	APLS_FETCH();
 
+	r = (request_rec *) SG(server_context);
+
 	/*
 	 * For the Apache module version, this bit of code registers a cleanup
 	 * function that gets triggered when our request pool is destroyed.
@@ -308,7 +310,7 @@ static int php_apache_sapi_activate(SLS_D)
 	 * memory.  
 	 */
 	block_alarms();
-	register_cleanup(((request_rec *) SG(server_context))->pool, NULL, php_apache_request_shutdown, php_request_shutdown_for_exec);
+	register_cleanup(r->pool, NULL, php_apache_request_shutdown, php_request_shutdown_for_exec);
 	AP(in_request)=1;
 	unblock_alarms();