* dtable.cc (handle_to_fn): Accomodate new argument order in call to

	* dtable.cc (handle_to_fn): Accomodate new argument order in call to
	sys_wcstombs.
	* fhandler_disk_file.cc (fhandler_disk_file::readdir): Call sys_wcstombs
	instead of just wcstombs to accomodate OEM codepages.
	* miscfuncs.cc (sys_wcstombs): Split len argument in source and target
	length.  Always 0-terminate result in target string.
	* security.cc (lsa2wchar): Remove unused function.
	(lsa2str): Ditto.
	(get_lsa_srv_inf): Ditto.
	(get_logon_server): Accomodate new argument order in call to
	sys_wcstombs.
	(get_user_groups): Ditto.
	(get_user_local_groups): Ditto.
	(get_priv_list): Call sys_wcstombs directly instead of lsa2str.
	* uinfo.cc (cygheap_user::ontherange): Accomodate new argument order
	in call to sys_wcstombs.
	* winsup.h (sys_wcstombs): Change prototype to match new argument order.