If some fields are empty or look unusual you may have an old version.
Compare to the current minimal requirements in Documentation/Changes.
 
Linux section-eight 2.6.22.12 #2 Tue Nov 13 17:05:58 CET 2007 i686 AMD Sempron(tm) 2400+ AuthenticAMD GNU/Linux
 
Gnu C                  4.1.2
Gnu make               3.81
binutils               Binutils
util-linux             2.12r
mount                  2.12r
module-init-tools      3.2.2
e2fsprogs              1.40.2
Linux C Library        2.6.1
Dynamic linker (ldd)   2.6.1
Procps                 3.2.7
Net-tools              1.60
Kbd                    1.13
Sh-utils               6.9
udev                   115
Modules Loaded         ipt_LOG xt_state xt_tcpudp xt_pkttype ipt_REJECT xt_multiport xt_conntrack iptable_mangle nf_conntrack_ipv4 nf_conntrack iptable_filter ip_tables x_tables sha256 serpent cbc blkcipher cryptomgr crypto_algapi dm_crypt lirc_serial lirc_dev