Issue #23735: Avoid sighandler_t Gnu-ism

diff --git a/Modules/readline.c b/Modules/readline.c
index 50b138d3f9d30c2a1317617361a498ece6372467..0a00c9f26c73e0c5b52c34d8c32e42eccbdcf729 100644 (file)
--- a/Modules/readline.c
+++ b/Modules/readline.c
@@ -819,7 +819,7 @@ on_completion_display_matches_hook(char **matches,
 
 #ifdef HAVE_RL_RESIZE_TERMINAL
 static volatile sig_atomic_t sigwinch_received;
-static sighandler_t sigwinch_ohandler;
+static PyOS_sighandler_t sigwinch_ohandler;
 
 static void
 readline_sigwinch_handler(int signum)