1 files changed, 1 insertions, 0 deletions
diff --git a/options.h b/options.h
index abdf0864..4e50db0b 100644
--- a/options.h
+++ b/options.h
@@ -99,6 +99,7 @@ extern int Wdesignated_init;
 extern int Wdo_while;
 extern int Wenum_mismatch;
 extern int Wexternal_function_has_definition;
+extern int Wformat;
 extern int Wimplicit_int;
 extern int Winit_cstring;
 extern int Wint_to_pointer_cast;