sys-boot/aboot: Port to EAPI=7

Closes: https://bugs.gentoo.org/697182
Signed-off-by: Matt Turner <mattst88@gentoo.org>

sys-boot/aboot/aboot-1.0_pre20040408-r3.ebuild

@@ -1,7 +1,7 @@
-# Copyright 1999-2018 Gentoo Foundation
+# Copyright 1999-2019 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=0
+EAPI=7
 
 inherit eutils toolchain-funcs
 
@@ -30,18 +30,20 @@ src_unpack() {
 	cd "${S}"/include
 	ln -s asm-alpha asm || die
 	touch linux/config.h || die
-	cd "${S}"
-	epatch "${FILESDIR}/aboot-gcc-3.4.patch"
-	epatch "${FILESDIR}/aboot-pt_note.patch"
+}
+
+src_prepare() {
+	eapply "${FILESDIR}/aboot-gcc-3.4.patch"
+	eapply "${FILESDIR}/aboot-pt_note.patch"
 	# Bug 364697
-	epatch "${FILESDIR}/aboot-define_stat_only_in_userspace.patch"
-	epatch "${FILESDIR}"/aboot-respect-AR.patch
-	epatch "${FILESDIR}"/aboot-gnu90.patch
+	eapply "${FILESDIR}/aboot-define_stat_only_in_userspace.patch"
+	eapply "${FILESDIR}"/aboot-respect-AR.patch
+	eapply "${FILESDIR}"/aboot-gnu90.patch
 
 	# Modified patch from Debian to add netboot support
-	epatch "${WORKDIR}"/aboot_gentoo.diff
+	eapply "${WORKDIR}"/aboot_gentoo.diff
 
-	epatch_user
+	eapply_user
 }
 
 src_compile() {