diff --git a/Include/mymath.h b/Include/mymath.h index 13d32a6e086..c6c6e6bc278 100644 --- a/Include/mymath.h +++ b/Include/mymath.h @@ -18,5 +18,5 @@ #if defined(HAVE_HYPOT) /* Defined in */ #else -extern double hypot PROTO((double, double)); /* defined in mathmodule.c */ +extern double hypot Py_PROTO((double, double)); /* defined in mathmodule.c */ #endif