Heyla,
in src/sys/arch/i386/stand:

cc -O2 -Wall -Wmissing-prototypes -Wstrict-prototypes -Wno-main  -Werror  -I/usr/netbsd/src/sys/arch/i386/stand/lib/../../../..//lib/libsa -DCOMPAT_OLDBOOT -DCOMPAT_386BSD_MBRPART -DSUPPORT_SERIAL=CONSDEV_PC -DDIRECT_SERIAL -DSUPPORT_USTARFS -DPASS_BIOSGEOM -nostdinc -I/usr/netbsd/src/sys/arch/i386/stand/biosboot -I/usr/netbsd/src/sys/arch/i386/stand/biosboot/../../../../ -I/usr/netbsd/src/sys/arch/i386/stand/biosboot/../../../..//arch/i386/stand/lib -I/usr/netbsd/src/sys/arch/i386/stand/biosboot/../../../..//lib/libsa -D_STANDALONE  -c /usr/netbsd/src/sys/arch/i386/stand/lib/bootinfo_biosgeom.c
In file included from /usr/netbsd/src/sys/arch/i386/stand/biosboot/machine/cpu.h:56,
                 from /usr/netbsd/src/sys/arch/i386/stand/lib/bootinfo_biosgeom.c:37:
/usr/netbsd/src/sys/arch/i386/stand/biosboot/../../../../sys/sched.h:121: field `spc_runtime' has incomplete type

Needs something like:

--- src/sys/arch/i386/stand/lib/bootinfo_biosgeom.c.org	Wed Mar 31 03:58:05 1999
+++ src/sys/arch/i386/stand/lib/bootinfo_biosgeom.c	Sat May 27 21:10:53 2000
@@ -33,6 +33,7 @@
  */
 
 #include <sys/types.h>
+#include <sys/time.h>
 #include <machine/disklabel.h>
 #include <machine/cpu.h>
 

Regards,
-- 
Geoff Wing : <gcw@pobox.com>     Work URL: http://www.primenet.com.au/
Rxvt Stuff : <gcw@rxvt.org>      Ego URL : http://pobox.com/~gcw/
Zsh Stuff  : <gcw@zsh.org>       Phone   : (Australia) 0413 431 874