remove extern definition, since it's in a header file (closes #24058)

diff --git a/Modules/readline.c b/Modules/readline.c
index 06ae7c654b02971d9d55a1bcd9f3d1dfe97e2679..244d2608e7b843b7df7359415e0b26eb662b0679 100644 (file)
--- a/Modules/readline.c
+++ b/Modules/readline.c
@@ -975,8 +975,6 @@ rlhandler(char *text)
     rl_callback_handler_remove();
 }
 
-extern PyThreadState* _PyOS_ReadlineTState;
-
 static char *
 readline_until_enter_or_signal(char *prompt, int *signal)
 {