community/usbip-utils: modernize

- Add -openrc subpackage
- move `autogen` to `prepare()`
- fix license to use SPDX identifier

community/usbip-utils/APKBUILD

@@ -6,11 +6,11 @@ pkgrel=0
 pkgdesc="Utilities for USB device sharing over IP network"
 url="https://www.kernel.org/doc/readme/tools-usb-usbip-README"
 arch="all"
-license="GPL-2.0"
+license="GPL-2.0-only"
 depends="glib sysfsutils usbutils"
 depends_dev="gcc automake autoconf eudev-dev libtool linux-headers sysfsutils-dev glib-dev"
 makedepends="$depends_dev tar"
-subpackages="$pkgname-dev $pkgname-doc"
+subpackages="$pkgname-dev $pkgname-doc $pkgname-openrc"
 source="https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-$pkgver.tar.gz
 	usbip.initd
 	usbip.confd
@@ -26,11 +26,18 @@ unpack() {
 	tar -C $builddir --strip-components=4 -zxv -f $srcdir/linux-$pkgver.tar.gz $_baseurl
 }
 
+prepare() {
+	default_prepare
+	/bin/sh autogen.sh
+}
+
 build() {
 	export CFLAGS=$(echo $CFLAGS | sed 's|-Os|-O2|')
 	export CPPFLAGS="$CPPFLAGS $CFLAGS"
-	/bin/sh autogen.sh
-	./configure --prefix=/usr \
+	./configure \
+		--build=$CBUILD \
+		--host=$CHOST \
+		--prefix=/usr \
 		--sysconfdir=/etc \
 		--mandir=/usr/share/man \
 		--infodir=/usr/share/info \