wsi: Fix windows build issues
diff --git a/demos/cube.c b/demos/cube.c
index 851ef6b..5628c47 100644
--- a/demos/cube.c
+++ b/demos/cube.c
@@ -2200,16 +2200,21 @@
                  "vkCreateInstance Failure");
     }
     if (!platformSurfaceExtFound) {
-        ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the "
 #ifdef _WIN32
+        ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the "
                  VK_KHR_WIN32_SURFACE_EXTENSION_NAME" extension.\n\nDo you have a compatible "
-#else  // _WIN32
-                 VK_KHR_XCB_SURFACE_EXTENSION_NAME" extension.\n\nDo you have a compatible "
-#endif // _WIN32
                  "Vulkan installable client driver (ICD) installed?\nPlease "
                  "look at the Getting Started guide for additional "
                  "information.\n",
                  "vkCreateInstance Failure");
+#else  // _WIN32
+        ERR_EXIT("vkEnumerateInstanceExtensionProperties failed to find the "
+                 VK_KHR_XCB_SURFACE_EXTENSION_NAME" extension.\n\nDo you have a compatible "
+                 "Vulkan installable client driver (ICD) installed?\nPlease "
+                 "look at the Getting Started guide for additional "
+                 "information.\n",
+                 "vkCreateInstance Failure");
+#endif // _WIN32
     }
     const VkApplicationInfo app = {
         .sType = VK_STRUCTURE_TYPE_APPLICATION_INFO,