mingw-w64 is not correct place to add DEF file from other projects. If you need import library for vulkan you can use mingw-w64-vulkan-loader[1] package from msys2 project. It provides libvulkan-1.dll and libvulkan.dll.a.
[1]: https://packages.msys2.org/package/mingw-w64-x86_64-vulkan-loader?repo=mingw64 _______________________________________________ Mingw-w64-public mailing list Mingw-w64-public@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/mingw-w64-public
