If some fields are empty or look unusual you may have an old version.
Compare to the current minimal requirements in Documentation/Changes.
 
Linux planetzork 2.4.19-jp14 #1 Sun Aug 25 22:48:52 CEST 2002 i686 unknown
 
Gnu C                  2.95.4
Gnu make               3.79.1
util-linux             2.11n
mount                  2.11n
modutils               2.4.15
e2fsprogs              1.27
PPP                    2.4.1
isdn4k-utils           3.1pre4
Linux C Library        2.2.5
Dynamic linker (ldd)   2.2.5
Procps                 2.0.7
Net-tools              1.60
Console-tools          0.2.3
Sh-utils               2.0.11
Modules Loaded         ncr53c8xx sr_mod scsi_mod cdrom snd-mixer-oss via686a i2c-proc i2c-isa i2c-viapro i2c-core snd-ymfpci snd-pcm snd-opl3-lib snd-hwdep snd-timer snd-mpu401-uart snd-rawmidi snd-ac97-codec snd soundcore mousedev hid input usb-uhci usbcore nfsd lockd sunrpc hisax isdn slhc