Exit with status STATUS if it is nonzero. */
/* VARARGS */
void
-#if defined VA_START && __STDC__
+#if defined VA_START && (__STDC__ || defined _MSC_VER)
error (int status, int errnum, const char *message, ...)
#else
error (status, errnum, message, va_alist)
int error_one_per_line;
void
-#if defined VA_START && __STDC__
+#if defined VA_START && (__STDC__ || defined _MSC_VER)
error_at_line (int status, int errnum, const char *file_name,
unsigned int line_number, const char *message, ...)
#else