lib, not lib64 [skip appveyor]
@@ -3,6 +3,10 @@ set -ex
mkdir -p build
cd build
-cmake -DCMAKE_BUILD_PREFIX="${PREFIX}" -DCMAKE_INSTALL_PREFIX="${PREFIX}" -DCMAKE_BUILD_TYPE=Release ..
+cmake -DLIB_INSTALL_DIR="${PREFIX}/lib" \
+ -DCMAKE_BUILD_PREFIX="${PREFIX}" \
+ -DCMAKE_INSTALL_PREFIX="${PREFIX}" \
+ -DCMAKE_BUILD_TYPE=Release \
+ ..
make -j "${CPU_COUNT}"
make install
