kc3-lang/libffi

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 43f551a..fd7e108 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -201,6 +201,44 @@ jobs:
           exit $?
 
   build:
+    name: Build & test with MingW32
+    runs-on: windows-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        platform: [windows-latest]
+
+    steps:
+      - run: git config --global core.autocrlf input
+
+      - uses: actions/checkout@v2
+
+      - name: Set up Cygwin
+        uses: egor-tensin/setup-cygwin@v3
+        with:
+          platform: x64
+          packages: wget make dejagnu automake autoconf libtool texinfo dos2unix unzip
+
+      - run: |
+          set -x
+          cd $(cygpath $RUNNER_WORKSPACE)/libffi
+          wget https://rl.gl/cli/rlgl-windows-amd64.zip
+          unzip rlgl-windows-amd64.zip
+          autoreconf -f -v -i
+          CC=i686-w64-mingw32-gcc CXX=i686-w64-mingw32-g++ ./configure
+          make
+          TERM=none DEJAGNU=$(pwd)/.ci/site.exp BOARDSDIR=$(pwd)/.ci make check || true
+          ./rlgl/rlgl.exe l --key=0LIBFFI-0LIBFFI-0LIBFFI-0LIBFFI https://rl.gl
+          ./rlgl/rlgl.exe e \
+                          -l project=libffi \
+                          -l sha=${GITHUB_SHA:0:7} \
+                          -l CC=i686-w64-mingw32-gcc \
+                          -l host=x86_64-pc-cygwin \
+                          --policy=https://github.com/libffi/rlgl-policy.git $(find . -name libffi.log)
+        shell: C:\tools\cygwin\bin\bash.exe --login --norc -eo pipefail -o igncr '{0}'
+
+  build:
     name: Build & test with Cygwin
     runs-on: windows-latest