Stubs for PolyTextOutA/W.

diff --git a/include/wingdi.h b/include/wingdi.h
index aacf915..59a4aa6 100644
--- a/include/wingdi.h
+++ b/include/wingdi.h
@@ -3355,6 +3355,9 @@
 BOOL      WINAPI UnrealizeObject(HGDIOBJ);
 BOOL      WINAPI UpdateColors(HDC);
 BOOL      WINAPI WidenPath(HDC);
+BOOL      WINAPI PolyTextOutA(HDC,PPOLYTEXTA,INT);
+BOOL      WINAPI PolyTextOutW(HDC,PPOLYTEXTW,INT);
+#define   PolyTextOut WINELIB_NAME_AW(PolyTextOut)
 
 #ifdef __cplusplus
 }