252 struct loader_instance {  struct
253     struct loader_instance_dispatch_table *disp;  // must be first entry in structure  argument
277     struct loader_instance *next;  argument
283     // Must store the strings inside loader_instance directly - since the asm code will offset into  argument
308     struct loader_instance_extension_enables enabled_known_extensions;  argument
311     VkLayerDbgFunctionNode *current_dbg_function_head;        // Current head
312 … VkLayerDbgFunctionNode *instance_only_dbg_function_head;  // Only used for instance create/destroy
314     VkAllocationCallbacks alloc_callbacks;
317     bool instance_finished_creation;
319     loader_settings settings;
321     bool portability_enumeration_enabled;
322     bool portability_enumeration_flag_bit_set;
323     bool portability_enumeration_extension_enabled;
325     bool wsi_surface_enabled;
327     bool wsi_win32_surface_enabled;
330     bool wsi_wayland_surface_enabled;
333     bool wsi_xcb_surface_enabled;
336     bool wsi_xlib_surface_enabled;
339     bool wsi_directfb_surface_enabled;
342     bool wsi_android_surface_enabled;
345     bool wsi_ohos_surface_enabled;
348     bool wsi_macos_surface_enabled;
351     bool wsi_ios_surface_enabled;
354     bool wsi_ggp_surface_enabled;
356     bool wsi_headless_surface_enabled;
358     bool wsi_metal_surface_enabled;
361     bool wsi_imagepipe_surface_enabled;
364     bool wsi_screen_surface_enabled;
367     bool wsi_vi_surface_enabled;
369     bool wsi_display_enabled;
393     struct loader_instance_dispatch_table *disp;  // must be first entry in structure  argument
394     struct loader_instance *this_instance;  argument