current-users: error in making kernel from 17 March 1997 source

Subject: error in making kernel from 17 March 1997 source
To: None <current-users@NetBSD.ORG>
From: c5666305 <c5666305@comp.polyu.edu.hk>
List: current-users
Date: 03/18/1997 11:02:12

Hello,

I encountered the following error when I tried to make kernel from  17 Mar 97
source tree from netbsd.org.

../../../../dev/isapnp/if_ep_isapnp.c:53: netinet/if_ether.h no such file or
directory 

Error 1

Is there anyone on the net know how to solve it ? Thanks

Clarence CHAN