Zitat von Bernd Kreuss <prof7bit at googlemail.com>: > If I write patches for Lazarus, which is the oldest version of FPC that > I have to test them with? For LCL, see lcl/alllclunits.pp 2.2.0 The rest requires 2.4.0 with a few exceptions: Some packages require 2.5.1. Mattias