Both lbzip2 and pbzip2 provide a symlink flag to install 'bzip2' symlinks in /usr/bin. Thus, they should block each other with these flags. i.e. lbzip2: symlink? ( !app-arch/pbzip2[symlink] ) pbzip2: symlink? ( !app-arch/lbzip2[symlink] )
make sense. Will add that soon.
+ 07 Oct 2012; Justin Lecher <jlec@gentoo.org> -lbzip2-0.23-r2.ebuild, + -lbzip2-2.1.ebuild, -lbzip2-2.1-r2.ebuild, lbzip2-2.2.ebuild: + Block other packages installing the /usr/bin/bzip2 symlink, #436354; drop old + + 07 Oct 2012; Justin Lecher <jlec@gentoo.org> pbzip2-1.1.5.ebuild, + pbzip2-1.1.6.ebuild, pbzip2-1.1.8.ebuild: + Block other packages installing the /usr/bin/bzip2 symlink, #436354 +