Similarly to the now-fixed bug #499694, sci-libs/coinor-vol-1.4.4 from the tree fails to build with this message: ===== make[3]: Entering directory `/var/tmp/portage/sci-libs/coinor-vol-1.4.4/work/coinor-vol-1.4.4_build' PKG_CONFIG_PATH=/usr/lib64/pkgconfig:/usr/lib/pkgconfig:/usr/share/pkgconfig:/usr/lib64/pkgconfig \ x86_64-pc-linux-gnu-pkg-config --libs vol > /var/tmp/portage/sci-libs/coinor-vol-1.4.4/image//usr/share/coin/doc/Vol/vol_addlibs.txt Package vol was not found in the pkg-config search path. Perhaps you should add the directory containing `vol.pc' to the PKG_CONFIG_PATH environment variable No package 'vol' found make[3]: *** [install-data-hook] Error 1 =====
+ 04 Feb 2014; Justin Lecher <jlec@gentoo.org> coinor-vol-1.4.4.ebuild: + Fix the common coinor pkg-config installation problem, #500222 +