If some fields are empty or look unusual you may have an old version.
Compare to the current minimal requirements in Documentation/Changes.
 
Linux yoda 2.6.1 #1 Sat Jan 17 10:23:02 CET 2004 i686 Intel(R) Pentium(R) III Mobile CPU       800MHz GenuineIntel GNU/Linux
 
Gnu C                  3.2.3
Gnu make               3.80
util-linux             2.11z
mount                  2.11z
module-init-tools      0.9.12
e2fsprogs              1.34
pcmcia-cs              3.2.5
PPP                    2.4.1
Linux C Library        2.3.2
Dynamic linker (ldd)   2.3.2
Procps                 3.1.12
Net-tools              1.60
Kbd                    1.06
Sh-utils               5.0
Modules Loaded         sg floppy snd_intel8x0 snd_ac97_codec snd_mpu401_uart snd_rawmidi snd_pcm_oss snd_pcm snd_page_alloc snd_timer snd_mixer_oss snd soundcore usbcore psmouse 3c59x i830 intel_agp agpgart ohci1394 ieee1394 orinoco_cs ds orinoco hermes yenta_socket pcmcia_core sr_mod scsi_mod cdrom unix