Add github action for macOS

Signed-off-by: Ludovic Rousseau <ludovic.rousseau@free.fr>
diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
new file mode 100644
index 0000000..6304b91
--- /dev/null
+++ b/.github/workflows/macos.yml
@@ -0,0 +1,36 @@
+name: macOS
+
+# Controls when the action will run. Triggers the workflow on push or pull request
+# events but only for the master branch
+on: [push, pull_request]
+
+# A workflow run is made up of one or more jobs that can run
+# sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+  build:
+    runs-on: macos-latest
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job
+      # can access it
+      - uses: actions/checkout@v2
+
+      - name: setup prerequisites
+        shell: bash
+        run: |
+          brew update
+          brew install autoconf automake libtool m4
+
+      - name: bootstrap
+        shell: bash
+        run: ./bootstrap.sh
+
+      - name: compile
+        shell: bash
+        run: .private/ci-build.sh --build-dir build
+
+      - name: Xcode
+        shell: bash
+        run: cd Xcode && xcodebuild -project libusb.xcodeproj
diff --git a/libusb/version_nano.h b/libusb/version_nano.h
index 4b134b9..aa6d365 100644
--- a/libusb/version_nano.h
+++ b/libusb/version_nano.h
@@ -1 +1 @@
-#define LIBUSB_NANO 11684
+#define LIBUSB_NANO 11685