Options -F -I -v doesn't accept arguments, which means that on

getopt_long shouldn't be marked with the colon (:) character.

This has been wrong since day one, so backpatching all the way until
1.1

repmgr.c

@@ -126,7 +126,7 @@ main(int argc, char **argv)
 	}
 
 
-	while ((c = getopt_long(argc, argv, "d:h:p:U:D:f:R:w:k:F:I:v", long_options,
+	while ((c = getopt_long(argc, argv, "d:h:p:U:D:f:R:w:k:FIv", long_options,
 	                        &optindex)) != -1)
 	{
 		switch (c)