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Diffstat (limited to 'hw/xwin/winclipboard/internal.h')
-rw-r--r--hw/xwin/winclipboard/internal.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/xwin/winclipboard/internal.h b/hw/xwin/winclipboard/internal.h
index ad5776b50..20754e72e 100644
--- a/hw/xwin/winclipboard/internal.h
+++ b/hw/xwin/winclipboard/internal.h
@@ -49,8 +49,8 @@
* References to external symbols
*/
-extern void winDebug(const char *format, ...);
-extern void ErrorF(const char *format, ...);
+extern void winDebug(const char *format, ...) _X_ATTRIBUTE_PRINTF(1, 2);
+extern void ErrorF(const char *format, ...) _X_ATTRIBUTE_PRINTF(1, 2);
extern void winDebugWin32Message(const char *function, HWND hwnd, UINT message,
WPARAM wParam, LPARAM lParam);