This change fix the problem. Now I can use my desktop machine with
up-to-date, UBC'ed current kernel. Thank you very much.

> Module Name:	syssrc
> Committed By:	jdolecek
> Date:		Wed Oct 31 18:16:03 UTC 2001
> 
> Modified Files:
> 	syssrc/sys/arch/i386/i386: svr4_sigcode.s
> 
> Log Message:
> Make local INTRENTRY, INTRFASTEXIT match those in locore.s, i.e. store &
> restore %fs/%gs appropriately.
> Fixes kern/14275 - compat svr4 works on i386 again :)

-mochid