Working glx pltf implementation

src/pltf/win32/internal.h

@@ -12,10 +12,6 @@ typedef struct {
     HGLRC gl_ctx;
 } WinState;
 
-#define PLTF_KEYS_X(lower, upper)     \
-    PltfKeyCallback key_##lower##_cb; \
-    void* key_##lower##_cb_user_data;
-
 typedef struct {
     const wchar_t* wc_name;
     HMODULE exe_module;
@@ -23,13 +19,10 @@ typedef struct {
     HDC hdc;
     DynArray_DynString wgl_extensions;
     WinState window_state;
+    PltfKeyCallback key_cb;
+} PltfStateWin32;
 
-    PLTF_KEYS(PLTF_KEYS_X);
-} PltfWin32State;
-
-#undef PLTF_KEYS_X
-
-extern PltfWin32State pltf_state;
+extern PltfStateWin32 pltf_state;
 extern HMODULE opengl_module;
 
 bool pltf_has_wgl_extension(const char* name);