wined3d: Enable two sided stencil in the caps.
diff --git a/include/d3d9caps.h b/include/d3d9caps.h
index ba05e79..573d459 100644
--- a/include/d3d9caps.h
+++ b/include/d3d9caps.h
@@ -187,6 +187,7 @@
#define D3DSTENCILCAPS_INVERT 0x20
#define D3DSTENCILCAPS_INCR 0x40
#define D3DSTENCILCAPS_DECR 0x80
+#define D3DSTENCILCAPS_TWOSIDED 0x100
#define D3DTEXOPCAPS_DISABLE 0x0000001
#define D3DTEXOPCAPS_SELECTARG1 0x0000002
diff --git a/include/d3dcaps.h b/include/d3dcaps.h
index b44c49d..f96ca5d 100644
--- a/include/d3dcaps.h
+++ b/include/d3dcaps.h
@@ -311,6 +311,7 @@
#define D3DSTENCILCAPS_INVERT 0x00000020
#define D3DSTENCILCAPS_INCR 0x00000040
#define D3DSTENCILCAPS_DECR 0x00000080
+#define D3DSTENCILCAPS_TWOSIDED 0x00000100
#define D3DTEXOPCAPS_DISABLE 0x00000001
#define D3DTEXOPCAPS_SELECTARG1 0x00000002