[hackers] [sbase] col: exit status 1 on usage || Hiltjo Posthuma

[git]

commit b1fcce32e24b655b45c54c7d7ce8f8817946023f
Author: Hiltjo Posthuma <hil...@codemadness.org>
Date:   Mon Mar 30 21:49:04 2015 +0200

    col: exit status 1 on usage

diff --git a/col.c b/col.c
index e8c7c8c..f81f07e 100644
--- a/col.c
+++ b/col.c
@@ -184,7 +184,7 @@ allocbuf(void)
 static void
 usage(void)
 {
-       enprintf(2, "usage: %s [-pbfx] [-l num]\n", argv0);
+       eprintf("usage: %s [-pbfx] [-l num]\n", argv0);
 }
 
 int