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-rw-r--r--ext/readline/extconf.rb2
-rw-r--r--ext/readline/readline.c4
2 files changed, 6 insertions, 0 deletions
diff --git a/ext/readline/extconf.rb b/ext/readline/extconf.rb
index b67a443dad..b57a36f3a5 100644
--- a/ext/readline/extconf.rb
+++ b/ext/readline/extconf.rb
@@ -43,6 +43,8 @@ else
end
have_readline_var("rl_filename_completion_function")
+have_readline_var("rl_username_completion_function")
+have_readline_var("rl_completion_matches")
have_readline_var("rl_deprep_term_function")
have_readline_var("rl_completion_append_character")
have_readline_var("rl_basic_word_break_characters")
diff --git a/ext/readline/readline.c b/ext/readline/readline.c
index 4f840ee2c0..559e1c677b 100644
--- a/ext/readline/readline.c
+++ b/ext/readline/readline.c
@@ -34,7 +34,11 @@ static ID completion_proc, completion_case_fold;
#ifndef HAVE_RL_FILENAME_COMPLETION_FUNCTION
# define rl_filename_completion_function filename_completion_function
+#endif
+#ifndef HAVE_RL_USERNAME_COMPLETION_FUNCTION
# define rl_username_completion_function username_completion_function
+#endif
+#ifndef HAVE_RL_COMPLETION_MATCHES
# define rl_completion_matches completion_matches
#endif