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-rw-r--r--libusb/os/poll_windows.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libusb/os/poll_windows.c b/libusb/os/poll_windows.c
index 3395756..02e7584 100644
--- a/libusb/os/poll_windows.c
+++ b/libusb/os/poll_windows.c
@@ -79,7 +79,7 @@
#if defined(DEBUG_POLL_WINDOWS)
#define poll_dbg usbi_dbg
#else
-#define poll_dbg
+#define poll_dbg(...)
#endif
#if defined(_PREFAST_)