Trying to compile 2.5.7 resulted in this:
ld -m elf_i386 -T /usr/src/linux/arch/i386/vmlinux.lds -e stext
arch/i386/kernel/head.o arch/i386/kernel/init_task.o init/main.o
init/version.o init/do_mounts.o \
--start-group \
arch/i386/kernel/kernel.o arch/i386/mm/mm.o kernel/kernel.o
mm/mm.o fs/fs.o ipc/ipc.o \
/usr/src/linux/arch/i386/lib/lib.a /usr/src/linux/lib/lib.a
/usr/src/linux/arch/i386/lib/lib.a \
drivers/base/base.o drivers/char/char.o drivers/block/block.o
drivers/misc/misc.o drivers/net/net.o drivers/media/media.o
drivers/char/agp/agp.o drivers/char/drm/drm.o drivers/ide/idedriver.o
drivers/cdrom/driver.o sound/sound.o drivers/pci/driver.o
drivers/pnp/pnp.o drivers/video/video.o drivers/input/inputdrv.o
drivers/input/serio/seriodrv.o \
net/network.o \
--end-group \
-o vmlinux
arch/i386/kernel/kernel.o: In function `sys_call_table':
arch/i386/kernel/kernel.o(.data+0x2fc): undefined reference to
`sys_nfsservctl'
make: *** [vmlinux] Error 1
The name `sys_nfsservctl' suggested some server thing was missing.
I reconfigured with nfs server, and it linked just fine. I
don't intend to run a nfs server on this machine though.
Helge Hafting