Tweak help_exit() to show "See %s --help" message on the same line.

1 files changed, 1 insertions, 1 deletions

diff --git a/toys/other/sysctl.c b/toys/other/sysctl.c
index ad643c92..37735942 100644
--- a/toys/other/sysctl.c
+++ b/toys/other/sysctl.c
@@ -149,7 +149,7 @@ void sysctl_main()
 
   // Loop through arguments, displaying or assigning as appropriate
   } else {
-    if (!*toys.optargs) help_exit(0);
+    if (!*toys.optargs) help_exit("Needs 1 arg");
     for (args = toys.optargs; *args; args++) process_key(*args, 0);
   }
 }