pub fn build(b: *std.Build) !void {
    const exe = b.addExecutable(.{ ... });
    const zopenvr = b.dependency("zopenvr", .{});
    exe.root_module.addImport("zopenvr", zopenvr.module("zopenvr"));
    try @import("zopenvr").addLibraryPathsTo(zopenvr, exe);
    try @import("zopenvr").installOpenVR(zopenvr, &exe.step, target.result, .bin);
    @import("zopenvr").linkOpenVR(exe);
}

const std = @import("std");
const OpenVR = @import("zopenvr");
pub fn main() !void {
    ...
    const openvr = try OpenVR.init(.scene);
    defer openvr.deinit();
    const system = try openvr.system();
    const name = try app.system.allocTrackedDevicePropertyString(allocator, OpenVR.hmd, .tracking_system_name);
    defer allocator.free(name);
    ...
}