Comment # 1 on bug 1171640 from Fabian Vogt

Output from build-compare:

[  235s] -/usr/lib/X11/displaymanagers/default-displaymanager 0 (none) 120777
root root 0 4294967295 /etc/alternatives/default-displaymanager
[  235s] +/usr/lib/X11/displaymanagers/default-displaymanager 0 (none) 120777
root root 0 4294967295 ../../../../etc/alternatives/default-displaymanager

The change to force relative symlinks in brp-checks-suse now results that the
package is no longer coinstallable with packages built before the switch to
relative symlinks. Either this has to be reverted or all affected packages
rebuilt.