Fixed prototype of GetFileVersionInfoA/W.

diff --git a/include/winver.h b/include/winver.h
index 7cd655e..efe6252 100644
--- a/include/winver.h
+++ b/include/winver.h
@@ -158,8 +158,8 @@
 DWORD       WINAPI GetFileVersionInfoSizeA(LPCSTR,LPDWORD);
 DWORD       WINAPI GetFileVersionInfoSizeW(LPCWSTR,LPDWORD);
 #define     GetFileVersionInfoSize WINELIB_NAME_AW(GetFileVersionInfoSize)
-DWORD       WINAPI GetFileVersionInfoA(LPCSTR,DWORD,DWORD,LPVOID);
-DWORD       WINAPI GetFileVersionInfoW(LPCWSTR,DWORD,DWORD,LPVOID);
+BOOL        WINAPI GetFileVersionInfoA(LPCSTR,DWORD,DWORD,LPVOID);
+BOOL        WINAPI GetFileVersionInfoW(LPCWSTR,DWORD,DWORD,LPVOID);
 #define     GetFileVersionInfo WINELIB_NAME_AW(GetFileVersionInfo)
 
 /* 20 GETFILEVERSIONINFORAW */