failed armel build of ekiga 4.0.1-6+b4

[Debian buildds]

 * Source package: ekiga
 * Version: 4.0.1-6+b4
 * Architecture: armel
 * State: failed
 * Suite: sid
 * Builder: arnold.debian.org
 * Build log: https://buildd.debian.org/status/fetch.php?pkg=ekiga&arch=armel&ver=4.0.1-6%2Bb4&stamp=1475366097&file=log

Please note that these notifications do not necessarily mean bug reports
in your package but could also be caused by other packages, temporary
uninstallabilities and arch-specific breakages.  A look at the build log
despite this disclaimer would be appreciated however.