Set SYSCONFDIR in linux-32 actions CI run

Ensures that this build setting is exercised.

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 181d590..5df9ad1 100644 (file)
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -152,7 +152,7 @@ jobs:
                 sudo apt install --yes --no-install-recommends gcc-multilib g++-multilib libc6:i386 libc6-dev-i386 libgcc-s1:i386 libwayland-dev:i386 libxrandr-dev:i386
 
             - name: Generate build files
-              run: cmake -S. -B build -D CMAKE_BUILD_TYPE=${{matrix.config}} -D BUILD_TESTS=ON -D UPDATE_DEPS=ON -D ENABLE_WERROR=ON
+              run: cmake -S. -B build -D CMAKE_BUILD_TYPE=${{matrix.config}} -D BUILD_TESTS=ON -D UPDATE_DEPS=ON -D ENABLE_WERROR=ON -D SYSCONFDIR=/etc/not_vulkan
               env:
                 CFLAGS: -m32
                 CXXFLAGS: -m32