X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fgallium%2Fstate_trackers%2Fwgl%2Fstw_wgl.h;h=57baaf0a11fcddb4edb0ac82a546687f0231bea8;hb=e3659329e0b91ea78afe32e231f2f75d3d728af9;hp=a98179944aa297b931eb566091468efa1e3d39a0;hpb=41865d991f5703b6a9faa33ee6ac1d256af5c2a2;p=mesa.git

diff --git a/src/gallium/state_trackers/wgl/stw_wgl.h b/src/gallium/state_trackers/wgl/stw_wgl.h
index a98179944aa..57baaf0a11f 100644
--- a/src/gallium/state_trackers/wgl/stw_wgl.h
+++ b/src/gallium/state_trackers/wgl/stw_wgl.h
@@ -59,5 +59,21 @@ wglSetPixelFormat(HDC hdc,
                   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_ */