* ldap.cc (rediscover_thread): Give argument a useful name.

* miscfuncs.cc (NT_readline::init): It's a really bad idea trying to
	print a pointer to a PUNICODE_STRING as PUNICODE_STRING.  Fix it.
	* uinfo.cc (cygheap_domain_info::init): Print status codes as hex
	values in debug output.

winsup/cygwin/miscfuncs.cc

@@ -397,7 +397,7 @@ NT_readline::init (POBJECT_ATTRIBUTES attr, PCHAR in_buf, ULONG in_buflen)
   if (!NT_SUCCESS (status))
     {
       paranoid_printf ("NtOpenFile(%S) failed, status %y",
-		       &attr->ObjectName, status);
+		       attr->ObjectName, status);
       return false;
     }
   buf = in_buf;