If some fields are empty or look unusual you may have an old version.
Compare to the current minimal requirements in Documentation/Changes.
 
Linux pinky 2.6.11 #10 Fri Mar 4 10:14:12 CET 2005 i686 i686 i386 GNU/Linux
 
Gnu C                  3.4.3
Gnu make               3.80
binutils               2.15.91.0.2
util-linux             2.12c
mount                  2.12c
module-init-tools      3.1-pre5
e2fsprogs              1.35
jfsutils               1.1.7
reiserfsprogs          3.6.18
reiser4progs           line
PPP                    2.4.2
isdn4k-utils           3.5
nfs-utils              1.0.6
Linux C Library        x  1 root root 1359489 Oct  2 02:30 /lib/tls/libc.so.6
Dynamic linker (ldd)   2.3.3
Linux C++ Library      6.0.3
Procps                 3.2.3
Net-tools              1.60
Kbd                    1.12
Sh-utils               5.2.1
udev                   030
Modules Loaded         aes_i586 loop parport_pc lp parport snd_pcm_oss usblp snd_mixer_oss snd_intel8x0 snd_ac97_codec snd_pcm snd_timer snd soundcore snd_page_alloc md5 ipv6 nfs lockd sunrpc rtc pcspkr dm_crypt dm_mod joydev sg scsi_mod ide_cd cdrom natsemi crc32 uhci_hcd intel_agp agpgart hw_random usbcore unix