> If __STDC_ISO_10646__ is defined BY THE > IMPLEMENTATION (not by you!), then wchar_t is UCS Ok, I see now. I never actually found any information that explicitly stated that the actall encoding of wchar_t was UCS such that you can do things like byte for byte copy. Thanks, Mike - Linux-UTF8: i18n of Linux on all levels Archive: http://mail.nl.linux.org/linux-utf8/