int iPixelFormat,
CONST PIXELFORMATDESCRIPTOR *ppfd);
+#if defined(__MINGW32__) || (WINVER < 0x0500)
+
+typedef struct _WGLSWAP
+{
+ HDC hdc;
+ UINT uiFlags;
+} WGLSWAP;
+
+#define WGL_SWAPMULTIPLE_MAX 16
+
+WINGDIAPI DWORD WINAPI
+wglSwapMultipleBuffers(UINT n,
+ CONST WGLSWAP *ps);
+
+#endif
+
#endif /* STW_WGL_H_ */