The project is outdated and cannot be compiled with modern vulkan libraries.

[Arniiiii]

https://bugs.gentoo.org/938268

Basically it's continuation of the bug https://github.com/aejsmith/vkdevicechooser/issues/21

Meanwhile, if you are on Linux, use next: MESA_VK_DEVICE_SELECT=list vulkaninfo check what your GPUs are. Then i.e. in Steam for a game set launch options: MESA_VK_DEVICE_SELECT=0123:4567! %command%