[root@localhost linux-2.5.38]# sh scripts/ver_linux
If some fields are empty or look unusual you may have an old version.
Compare to the current minimal requirements in Documentation/Changes.

Linux localhost.localdomain 2.4.19-pre8-jp13 #1 Paz Haz 9 19:23:42 EEST 2002 i686 unknown

Gnu C                  2.96
Gnu make               3.79.1
util-linux             2.11n den)
mount                  2.11n
modutils               2.4.14
e2fsprogs              1.27
reiserfsprogs          3.x.0j
pcmcia-cs              3.1.22
PPP                    2.4.1
isdn4k-utils           3.1pre1
Linux C Library        2.2.5
Dynamic linker (ldd)   2.2.5
Procps                 2.0.7
Net-tools              1.60
Console-tools          0.3.3
Sh-utils               2.0.11
Modules Loaded         soundcore NVdriver vfat fat