encfs: use generic libatomic checks

srcpkgs/encfs/template

@@ -18,10 +18,10 @@ if [ "$CROSS_BUILD" ]; then
 	configure_args="-DBUILD_UNIT_TESTS=0"
 fi
 
-case "$XBPS_TARGET_MACHINE" in
-	ppc64*) ;;
-	armv[56]*|ppc*) makedepends+=" libatomic-devel"; LDFLAGS="-latomic" ;;
-esac
+if [ "$XBPS_TARGET_NO_ATOMIC8" ]; then
+	makedepends+=" libatomic-devel"
+	LDFLAGS+=" -latomic"
+fi
 
 post_install() {
 	chmod +x ${DESTDIR}/usr/bin/encfssh