From 63c364e30b91ea200235b4fd54cd7441f5111549 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: May 15 2024 22:05:06 +0000
Subject: argv.h: argv_usage_impl(): use a sentinel with a non-contant format specifier.


---

diff --git a/src/internal/argv/argv.h b/src/internal/argv/argv.h
index fc25730..4e3b4e6 100644
--- a/src/internal/argv/argv.h
+++ b/src/internal/argv/argv.h
@@ -904,7 +904,7 @@ static void argv_usage_impl(
 		/* color */
 		if (fcolor) {
 			color = (color == ccyan) ? cblue : ccyan;
-			argv_dprintf(fd,color);
+			argv_dprintf(fd,color,0);
 		}
 
 		/* description, using either paradigm or argname if applicable */