qoauth: fix build

srcpkgs/qoauth/template

@@ -1,7 +1,7 @@
 # Template file for 'qoauth'
 pkgname=qoauth
 version=1.0.1
-revision=3
+revision=4
 build_style=qmake
 wrksrc="${pkgname}-${version}-src"
 makedepends="qt-devel qca-devel"
@@ -11,11 +11,13 @@ license="GPL-2.1"
 homepage="http://github.com/ayoy/qoauth"
 distfiles="http://files.ayoy.net/qoauth/release/current/src/${pkgname}-${version}-src.tar.bz2"
 checksum=b8579a77cecb07928e557c4a019db902a0f040b22f7926f147299e87ac5a54fd
-CXXFLAGS+="-I/usr/include/QtCrypto"
-LDFLAGS+="-lqca"
+
+CXXFLAGS="-I/usr/include/QtCrypto"
 
 pre_configure() {
-	sed -i 's|lib64|lib|' src/src.pro
+	sed -i src/src.pro \
+		-e 's|lib64|lib|' \
+		-e '/QT -=/a LIBS += -lqca'
 }
 
 qoauth-devel_package() {