diff --git a/libs/vkd3d/device.c b/libs/vkd3d/device.c
index f63134d4..72ae256b 100644
--- a/libs/vkd3d/device.c
+++ b/libs/vkd3d/device.c
@@ -4520,10 +4520,12 @@ static HRESULT STDMETHODCALLTYPE d3d12_device_CreateSharedHandle(d3d12_device_if
 #endif
 }
 
+#ifdef _WIN32
 static inline bool handle_is_kmt_style(HANDLE handle)
 {
     return ((ULONG_PTR)handle & 0x40000000) && ((ULONG_PTR)handle - 2) % 4 == 0;
 }
+#endif
 
 static HRESULT STDMETHODCALLTYPE d3d12_device_OpenSharedHandle(d3d12_device_iface *iface,
         HANDLE handle, REFIID riid, void **object)
diff --git a/libs/vkd3d/resource.c b/libs/vkd3d/resource.c
index 49cfeae4..06e3c292 100644
--- a/libs/vkd3d/resource.c
+++ b/libs/vkd3d/resource.c
@@ -2730,13 +2730,13 @@ HRESULT d3d12_resource_create_committed(struct d3d12_device *device, const D3D12
         VkMemoryDedicatedAllocateInfo dedicated_info;
         VkImageMemoryRequirementsInfo2 image_info;
         VkMemoryRequirements2 memory_requirements;
-        VkExportMemoryAllocateInfo export_info;
         VkBindImageMemoryInfo bind_info;
         bool use_dedicated_allocation;
         VkResult vr;
 
 #ifdef _WIN32
         VkImportMemoryWin32HandleInfoKHR import_info;
+        VkExportMemoryAllocateInfo export_info;
 #endif
 
         if (FAILED(hr = d3d12_resource_create_vk_resource(object, device)))