If some fields are empty or look unusual you may have an old version.
Compare to the current minimal requirements in Documentation/Changes.
 
Linux grignolino 2.6.1-mm2 #2 Sat Jan 10 12:48:26 CET 2004 i686 GNU/Linux
 
Gnu C                  3.3.3
Gnu make               3.80
util-linux             2.12
mount                  2.12
module-init-tools      3.0-pre5
e2fsprogs              1.35-WIP
xfsprogs               2.6.0
nfs-utils              1.0.6
Linux C Library        2.3.2
Dynamic linker (ldd)   2.3.2
Procps                 3.1.15
Net-tools              1.60
Console-tools          0.2.3
Sh-utils               5.0.91
Modules Loaded         radeon nfsd exportfs deflate zlib_deflate zlib_inflate twofish serpent aes blowfish des sha256 sha1 md5 af_key parport_pc lp parport snd_seq_midi snd_emu10k1_synth snd_emux_synth snd_seq_virmidi snd_seq_midi_emul snd_seq_oss snd_seq_midi_event snd_seq snd_pcm_oss snd_mixer_oss snd_via82xx gameport snd_mpu401_uart snd_emu10k1 snd_rawmidi snd_pcm snd_timer snd_seq_device snd_ac97_codec snd_page_alloc snd_util_mem snd_hwdep snd 8250 serial_core nfs lockd sunrpc uhci_hcd ohci_hcd ehci_hcd usbcore evdev ntfs nls_iso8859_15 nls_cp437 vfat fat nls_base dm_mod tg3 tuner tvaudio msp3400 bttv video_buf i2c_algo_bit btcx_risc v4l2_common videodev soundcore it87 eeprom i2c_sensor i2c_core via82cxxx ide_core via_agp agpgart rtc