main/libpng: move binaries to -utils subpackage

main/libpng/APKBUILD

@@ -3,7 +3,7 @@
 pkgname=libpng
 pkgver=1.6.27
 _apngver=1.6.26
-pkgrel=0
+pkgrel=1
 pkgdesc="Portable Network Graphics library"
 url="http://www.libpng.org/"
 arch="all"
@@ -11,14 +11,12 @@ license="GPL"
 depends=""
 depends_dev="zlib-dev"
 makedepends="$depends_dev gawk"
-subpackages="$pkgname-doc $pkgname-dev"
+subpackages="$pkgname-doc $pkgname-dev $pkgname-utils"
 source="http://downloads.sourceforge.net/$pkgname/$pkgname-$pkgver.tar.gz
 	http://downloads.sourceforge.net/sourceforge/libpng-apng/libpng-$_apngver-apng.patch.gz
-
 	libpng-fix-arm-neon.patch
 	"
-
-builddir="$srcdir"/$pkgname-$pkgver
+builddir="$srcdir/$pkgname-$pkgver"
 
 prepare() {
 	cd "$builddir"
@@ -46,6 +44,12 @@ package() {
 		"$pkgdir"/usr/share/licenses/$pkgname/LICENSE || return 1
 }
 
+utils() {
+	pkgdesc="$pkgdesc (pngfix utils)"
+	mkdir -p "$subpkgdir"/usr
+	mv "$pkgdir"/usr/bin "$subpkgdir"/usr
+}
+
 md5sums="58698519e9f6126c1caeefc28dbcbd5f  libpng-1.6.27.tar.gz
 921d2717418bf74b40b94191c8b282c7  libpng-1.6.26-apng.patch.gz
 e58c8d9a4086999456de13b2c4b9e224  libpng-fix-arm-neon.patch"