Internally renamed some option flags to match their #opt counterparts:

 echo_int => opt_info
 echo_key => opt_keyecho
 echo_ext => opt_echo

As per the 1.2.6-dain patch

1 files changed, 3 insertions, 3 deletions

diff --git a/main.h b/main.h
index 3258988..bbd9790 100644
--- a/main.h
+++ b/main.h
@@ -96,9 +96,9 @@ extern char opt_words;
 extern char opt_compact;
 extern char opt_debug;
 extern char opt_wrap;
-extern char echo_ext;
-extern char echo_int;
-extern char echo_key;
+extern char opt_echo;
+extern char opt_info;
+extern char opt_keyecho;
 extern char opt_speedwalk;
 extern char opt_autoprint;
 extern char opt_reprint;