[root@server perl-test]# ./tktest.pl 
Can't locate TK.pm in @INC (@INC contains: /usr/lib64/perl5/5.10.0/x86_64-linux-thread-multi /usr/lib/perl5/5.10.0 /usr/local/lib64/perl5/site_perl/5.10.0
/x86_64-linux-thread-multi /usr/local/lib/perl5/site_perl/5.10.0 /usr/lib64/perl5/vendor_perl/5.10.0/x86_64-linux-thread-multi
 /usr/lib/perl5/vendor_perl/5.10.0 /usr/lib/perl5/vendor_perl .) at ./tktest.pl line 3.
BEGIN failed--compilation aborted at ./tktest.pl line 3.
[root@server perl-test]# 
[root@server perl-test]# 
[root@server perl-test]# yum install perl-tk
Geladene Plugins: refresh-packagekit
Einrichten des Installationsprozess
Analysiere Installationsargumente des Pakets
Kein Paket perl-tk verfügbar.
Nichts zu tun
[root@server perl-test]# 
[root@server perl-test]# 
[root@server perl-test]# find / -name TK.pm
find: /home/daniel/.gvfs: Keine Berechtigung
[root@server perl-test]# 
[root@server perl-test]# 
[root@server perl-test]# cpan
Terminal does not support AddHistory.

cpan shell -- CPAN exploration and modules installation (v1.9205)
ReadLine support available (maybe install Bundle::CPAN or Bundle::CPANxxl?)

cpan[1]> install TK
CPAN: Storable loaded ok (v2.18)
Going to read /root/.cpan/Metadata
  Database was generated on Sun, 31 Aug 2008 15:02:57 GMT
Warning: Cannot install TK, don't know what it is.
Try the command

    i /TK/

to find objects with matching identifiers.
CPAN: Time::HiRes loaded ok (v1.9715)