community/optipng: modernize and add check

community/optipng/APKBUILD

@@ -1,14 +1,12 @@
 # Maintainer: Michael Koloberdin <koloberdin@gmail.com>
 pkgname=optipng
 pkgver=0.7.6
-pkgrel=1
+pkgrel=2
 pkgdesc="Compresses PNG files to a smaller size, without losing any information."
 url="http://optipng.sourceforge.net/"
 arch="all"
 license="ZLIB"
-depends=""
-makedepends="libpng-dev "
-install=""
+makedepends="libpng-dev"
 subpackages="$pkgname-doc"
 source="http://downloads.sourceforge.net/sourceforge/$pkgname/$pkgname-$pkgver.tar.gz"
 
@@ -18,8 +16,13 @@ build() {
 	cd "$builddir"
 	./configure \
 		--prefix=/usr \
-		-with-system-libs || return 1
-	make || return 1
+		-with-system-libs
+	make
+}
+
+check() {
+	cd "$builddir"
+	make test
 }
 
 package() {
@@ -30,6 +33,4 @@ package() {
 	install -Dm0644 LICENSE.txt "$pkgdir/usr/share/licenses/$pkgname/LICENSE" || return 1
 }
 
-md5sums="568e0738358450eca69ecf578d48f26c  optipng-0.7.6.tar.gz"
-sha256sums="4870631fcbd3825605f00a168b8debf44ea1cda8ef98a73e5411eee97199be80  optipng-0.7.6.tar.gz"
 sha512sums="d31d7494c23413d87b601a706cc2faf82923156a818da66e0bfad11741aed065db8f1b0c088d2abd66899ac192408c05f594295ded2684c4549c5f03b140a184  optipng-0.7.6.tar.gz"