[hackers] [sbase] Fix getconf(1) usage || sin

[git]

commit c0eafd46108cd048640d8fdc145ea298da19810a
Author:     sin <s...@2f30.org>
AuthorDate: Tue Dec 15 08:43:55 2015 +0000
Commit:     sin <s...@2f30.org>
CommitDate: Tue Dec 15 08:45:39 2015 +0000

    Fix getconf(1) usage

diff --git a/getconf.c b/getconf.c
index 098a8a4..94bff80 100644
--- a/getconf.c
+++ b/getconf.c
@@ -32,7 +32,7 @@ static const struct var limits_l[] = {
 void
 usage(void)
 {
-       eprintf("usage: %s -v spec arc arco\n", argv0);
+       eprintf("usage: %s [-v spec] var [path]\n", argv0);
 }
 
 int