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root@thinkpad ~ #apt-get -y dist-upgrade 
Reading Package Lists... Done
Building Dependency Tree... Done
Calculating Upgrade... Done
The following packages will be upgraded
  libGLEW libsigc++2
The following NEW packages will be installed:
  libGLEW1.11
2 upgraded, 1 newly installed, 0 removed and 0 not upgraded.
Need to get 0B/286kB of archives.
After unpacking 563kB of additional disk space will be used.
=== apt-printchanges ===
==libsigc++2==
* Sat Feb 28 2015 Yuri N. Sedunov <aris@altlinux.org> 2.4.1-alt1
- 2.4.1
==libGLEW==
* Sat Feb 28 2015 Nazarov Denis <nenderus@altlinux.org> 1.12.0-alt1
- Version 1.12.0
==libGLEW1.11==
* Sat Feb 28 2015 Nazarov Denis <nenderus@altlinux.org> 1.11.0-alt2
- Built as legacy library
Committing changes...
Preparing...                        ################################################################################################### [100%]
file /usr/lib64/libGLEW.so.1.11 conflicts between attempted installs of libGLEW1.11-1.11.0-alt2 and libGLEW-1.12.0-alt1
E: Error while running transaction
E: Handler silently failed
[1]    1862 exit 100   apt-get -y dist-upgrade
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