include/winspool: Declare missing function.
diff --git a/include/winspool.h b/include/winspool.h
index 297cb22..a642eef 100644
--- a/include/winspool.h
+++ b/include/winspool.h
@@ -1389,6 +1389,10 @@
LPWSTR WINAPI StartDocDlgW(HANDLE hPrinter, DOCINFOW *doc);
#define StartDocDlg WINELIB_NAME_AW(StartDocDlg)
+BOOL WINAPI XcvDataW(HANDLE hXcv, LPCWSTR pszDataName, PBYTE pInputData,
+ DWORD cbInputData, PBYTE pOutputData, DWORD cbOutputData,
+ PDWORD pcbOutputNeeded, PDWORD pdwStatus);
+
#ifdef __cplusplus
} /* extern "C" */
#endif