warn about invalid output options

and error out if they occur on the command line;
missing feature found in the TODO file

1 files changed, 1 insertions, 1 deletions

diff --git a/manconf.h b/manconf.h
index 782269e7..80578f6a 100644
--- a/manconf.h
+++ b/manconf.h
@@ -44,5 +44,5 @@ struct	manconf {
 
 
 void	 manconf_parse(struct manconf *, const char *, char *, char *);
-void	 manconf_output(struct manoutput *, const char *);
+int	 manconf_output(struct manoutput *, const char *, int);
 void	 manconf_free(struct manconf *);