1 files changed, 4 insertions, 0 deletions
diff --git a/fmtutils.h b/fmtutils.h
index 62c78fdb..d4a171d8 100644
--- a/fmtutils.h
+++ b/fmtutils.h
@@ -43,6 +43,10 @@ extern "C" {
 void	pcap_fmt_errmsg_for_errno(char *, size_t, int,
     PCAP_FORMAT_STRING(const char *), ...) PCAP_PRINTFLIKE(4, 5);
 
+#ifdef _WIN32
+void	pcap_win32_err_to_str(DWORD, char *);
+#endif
+
 #ifdef __cplusplus
 }
 #endif