Comparing files port_before.h and D:\BINDNT\SRC\PORT\WINNT\INCLUDE\PORT_BEFORE.H
***** port_before.h

/* DDNS */
#define BIND_UPDATE

/* we don't use group or user stuff */
***** D:\BINDNT\SRC\PORT\WINNT\INCLUDE\PORT_BEFORE.H

/* we don't use group or user stuff */
*****

