Please check whether the use of 'einstall' in this ebuild is actually needed. From a quick glance at the Makefile, it seems to have proper support for DESTDIR. Therefore, if possible please replace the call to 'einstall' with proper 'default' or 'emake DESTDIR="${D}" install'. Thanks.
Probably time to treeclean: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=595574
Package removed.