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-rw-r--r--ext/readline/extconf.rb5
1 files changed, 0 insertions, 5 deletions
diff --git a/ext/readline/extconf.rb b/ext/readline/extconf.rb
index 42bcb51128..efce64345a 100644
--- a/ext/readline/extconf.rb
+++ b/ext/readline/extconf.rb
@@ -24,11 +24,6 @@ dir_config('ncurses')
dir_config('termcap')
dir_config("readline")
enable_libedit = enable_config("libedit")
-$readline_extra_check = (proc {|src| src << <<EOS} unless enable_config("readline-v6"))
-#if RL_VERSION_MAJOR >= 6
-#error GPLv2 incompatible
-#endif
-EOS
have_library("user32", nil) if /cygwin/ === RUBY_PLATFORM
have_library("ncurses", "tgetnum") ||