use the CMAKE_BUILD_PARALLEL_LEVEL

Author: arturcic

build.libgit2.sh

@@ -18,6 +18,7 @@ mkdir libgit2/build
 pushd libgit2/build
 
 cmake -DCMAKE_BUILD_TYPE:STRING=Release \
+      -DCMAKE_BUILD_PARALLEL_LEVEL=16 \
       -DBUILD_CLAR:BOOL=OFF \
       -DUSE_SSH=OFF \
       -DENABLE_TRACE=ON \
@@ -26,7 +27,7 @@ cmake -DCMAKE_BUILD_TYPE:STRING=Release \
       -DUSE_HTTPS=$USEHTTPS \
       -DUSE_BUNDLED_ZLIB=ON \
       ..
-cmake --build . --config Release -- -j 16
+cmake --build . 
 
 popd