xemacs: fix issue 634 -------------------- ChangeLog entries follow: -------------------- src/ChangeLog addition: 2009-11-27 Adrian Aichner <adrian@xemacs.org> * nt.c (mswindows_getdcwd): Check first whether drive is valid with _getdrives() to avoid crash in _wgetdcwd(...) when linking against msvcrt8. This fix was taken from the Mozilla project which experienced the same problem.