testing/opensc: upgrade to 0.16.0, fix libressl issue

- libressl fix from void linux patches

testing/opensc/APKBUILD

@@ -2,8 +2,8 @@
 # Maintainer:
 pkgname=opensc
 _realname=OpenSC
-pkgver=0.15.0
-pkgrel=1
+pkgver=0.16.0
+pkgrel=0
 pkgdesc="Open source smart card tools and middleware"
 url="https://github.com/OpenSC/OpenSC"
 arch="all"
@@ -13,22 +13,13 @@ depends_dev="zlib-dev pcsc-lite-dev libressl-dev readline-dev"
 makedepends="$depends_dev automake autoconf m4 gettext libtool"
 install=""
 subpackages="$pkgname-dev $pkgname-doc"
-source="$_realname-${pkgver}.tar.gz::https://github.com/OpenSC/OpenSC/archive/${pkgver}.tar.gz"
+source="$_realname-${pkgver}.tar.gz::https://github.com/OpenSC/OpenSC/archive/${pkgver}.tar.gz
+	libressl.patch"
 
-_builddir="$srcdir/$_realname-$pkgver"
-
-prepare() {
-	local i
-	cd "$_builddir"
-	for i in $source; do
-		case $i in
-		*.patch) msg $i; patch -p1 -i "$srcdir"/$i || return 1;;
-		esac
-	done
-}
+builddir="$srcdir/$_realname-$pkgver"
 
 build() {
-	cd "$_builddir"
+	cd "$builddir"
 	./bootstrap || return 1
 	./configure \
 		--build=$CBUILD \
@@ -48,12 +39,15 @@ build() {
 }
 
 package() {
-	cd "$_builddir"
+	cd "$builddir"
 	make DESTDIR="$pkgdir" install || return 1
 	install -D -m644 etc/opensc.conf \
 		"$pkgdir/etc/opensc.conf" || return 1
 }
 
-md5sums="f266024e5a9630821ffa0ac14f72e369  OpenSC-0.15.0.tar.gz"
-sha256sums="8f8f8cf52e0252334e4dfdccca829b876a3de6340deb772aa0bfe0c0cc10eaf5  OpenSC-0.15.0.tar.gz"
-sha512sums="35bfab19ada7bf8f65eb2bb28788f732c831bf02faeb4e1520e1bdfe77754c35c1f1b5785c542bb924a327caa47de044a17a53570e4e7fad677330ab1e1bf5f1  OpenSC-0.15.0.tar.gz"
+md5sums="4148305139a80ec3d5db8bcccc89217f  OpenSC-0.16.0.tar.gz
+2af60aeea860dccc07a368546bec24c3  libressl.patch"
+sha256sums="4969627f0eab48bef6a5d9e162facc3a49ba8e675fadb8a9a446391fcfa19bc6  OpenSC-0.16.0.tar.gz
+1685e2da7d5c2c3e6a7e8e831c812ee1592baadf7321b4dcb41f56cc6fff5d65  libressl.patch"
+sha512sums="87fb163eafa6a09b9f5495d8f00ec7abb914ab957282b0e03839afafb73484c8e9fdb2e8295c2a968b80d9f15b26edc358068d796fb1e29f532962552637f2b6  OpenSC-0.16.0.tar.gz
+6405ee573202112283ae7c1a7d667c523d3401e7d4b66109fa8ef8127d2da15b6cfd127e355679c7ea20a8cb93af3923c8560745915612b5df12da57781c2fb0  libressl.patch"

testing/opensc/libressl.patch

+https://raw.githubusercontent.com/voidlinux/void-packages/4b22d402a290a6192853dd3994e24128023a3b7e/srcpkgs/opensc/patches/libressl.patch
+
+--- a/src/pkcs11/openssl.c.orig	2016-06-05 18:51:11.947157265 +0200
++++ b/src/pkcs11/openssl.c	2016-06-05 18:55:21.067170117 +0200
+@@ -180,7 +180,7 @@
+ 	e = ENGINE_by_id("gost");
+ 	if (!e)
+ 	{
+-#if !defined(OPENSSL_NO_STATIC_ENGINE) && !defined(OPENSSL_NO_GOST)
++#if !defined(LIBRESSL_VERSION_NUMBER) && !defined(OPENSSL_NO_STATIC_ENGINE) && !defined(OPENSSL_NO_GOST)
+ 		ENGINE_load_gost();
+ 		e = ENGINE_by_id("gost");
+ #else
+@@ -195,7 +195,7 @@
+ 			ENGINE_free(e);
+ 			e = NULL;
+ 		}
+-#endif /* !OPENSSL_NO_STATIC_ENGINE && !OPENSSL_NO_GOST */
++#endif /* !defined(LIBRESSL_VERSION_NUMBER) && !defined(OPENSSL_NO_STATIC_ENGINE) && !defined(OPENSSL_NO_GOST) */
+ 	}
+ 	if (e) {
+ 		ENGINE_set_default(e, ENGINE_METHOD_ALL);