Before 4.0.1-r1 awk symlinks did belong to gawk, which can lead to a broken system if gawk ever get unmerged. Should be fixed when >=sys-apps/gawk-4.0.1-r1 goes stable.
+*awk-1 (24 Dec 2013) + + 24 Dec 2013; Christoph Junghans <ottxor@gentoo.org> +awk-1.ebuild: + version bump due to bug #455696 + Let's wait for 30 days and then mark awk-1 stable.
+ 18 Feb 2014; Christoph Junghans <ottxor@gentoo.org> awk-0.ebuild: + stable on all archs (bug #455696) +