games-arcade/xbill: minor ebuild tidying

Notably in->ac, unnecessary since this was bumped
to EAPI=8 (the rest is just style).

Signed-off-by: Ionen Wolkens <ionen@gentoo.org>

games-arcade/xbill/xbill-2.1-r6.ebuild

@@ -5,21 +5,20 @@ EAPI=8
 
 inherit autotools desktop
 
-DESCRIPTION="A game about an evil hacker called Bill!"
+DESCRIPTION="Game about an evil hacker called Bill!"
 HOMEPAGE="http://www.xbill.org/"
-SRC_URI="http://www.xbill.org/download/${P}.tar.gz
+SRC_URI="
+	http://www.xbill.org/download/${P}.tar.gz
 	https://dashboard.snapcraft.io/site_media/appmedia/2018/04/xbill.png"
 
 LICENSE="GPL-1"
 SLOT="0"
 KEYWORDS="~alpha ~amd64 ~x86"
-IUSE=""
 
 RDEPEND="
 	acct-group/gamestat
 	media-fonts/font-misc-misc
-	x11-libs/libXaw
-"
+	x11-libs/libXaw"
 DEPEND="${RDEPEND}"
 BDEPEND="virtual/pkgconfig"
 
@@ -30,19 +29,23 @@ PATCHES=(
 
 src_prepare() {
 	default
-	mv configure.in configure.ac || die
+
 	eautoreconf
 }
 
 src_configure() {
-	econf \
-		--disable-motif \
-		--disable-gtk \
+	local econfargs=(
+		--disable-motif
+		--disable-gtk
 		--enable-athena
+	)
+
+	econf "${econfargs[@]}"
 }
 
 src_install() {
 	default
+
 	doicon "${DISTDIR}"/${PN}.png
 	make_desktop_entry ${PN} XBill ${PN}