If some fields are empty or look unusual you may have an old version.
Compare to the current minimal requirements in Documentation/Changes.
 
Linux pancs 2.6.22-rc5-wifi1 #2 SMP Fri Jun 22 12:10:16 CEST 2007 i686 GNU/Linux
 
Gnu C                  4.1.2
Gnu make               3.81
binutils               2.17
util-linux             2.12r
mount                  2.12r
module-init-tools      3.3-pre2
e2fsprogs              1.40-WIP
xfsprogs               2.8.11
Linux C Library        2.3.6
Dynamic linker (ldd)   2.3.6
Procps                 3.2.7
Net-tools              1.60
Kbd                    1.12
Sh-utils               5.97
udev                   105
wireless-tools         28