--- mawk-1.3.4_p20120627.ebuild	2012-07-14 12:14:31.000000000 -0600
+++ mawk-1.3.4_p20120627-r1.ebuild	2012-07-14 12:13:00.000000000 -0600
@@ -16,6 +16,9 @@
 KEYWORDS="~alpha ~amd64 ~hppa ~ia64 ~ppc ~sparc ~x86 ~x86-fbsd ~amd64-linux ~x86-linux ~x86-macos"
 IUSE=""
 
+RDEPEND="app-admin/eselect-awk"
+DEPEND="${RDEPEND}"
+
 S=${WORKDIR}/${MY_P}
 
 DOCS=( ACKNOWLEDGMENT CHANGES README )
@@ -32,3 +35,11 @@
 	doexe examples/*
 	docompress -x /usr/share/doc/${PF}/examples
 }
+
+pkg_postinst() {
+	eselect awk update ifunset
+}
+
+pkg_postrm() {
+	eselect awk update ifunset
+}