$ su -c 'cpan SDL'
Password:
Going to read '/root/.cpan/Metadata'
  Database was generated on Tue, 22 Feb 2011 02:36:32 GMT
Running install for module 'SDL'
Running make for F/FR/FROGGS/SDL-2.530.tar.gz
Checksum for /root/.cpan/sources/authors/id/F/FR/FROGGS/SDL-2.530.tar.gz ok

  CPAN.pm: Going to build F/FR/FROGGS/SDL-2.530.tar.gz

Can't locate Alien/SDL.pm in @INC (@INC contains: inc /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5 /usr/share/perl5 /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 /usr/lib/perl5/site_perl .) at Build.PL line 13.
BEGIN failed--compilation aborted at Build.PL line 13.
Warning: No success on command[/usr/bin/perl Build.PL ]
'YAML' not installed, will not store persistent state
  FROGGS/SDL-2.530.tar.gz
  /usr/bin/perl Build.PL  -- NOT OK
Running Build test
  Make had some problems, won't test
Running Build install
  Make had some problems, won't install
Could not read '/root/.cpan/build/SDL-2.530-eBMNDS/META.yml'. Falling back to other methods to determine prerequisites