From b81760ee5d8ace26146de751fb632beaf82b0f15 Mon Sep 17 00:00:00 2001
From: Jens Arnfast <jens@arnfast.net>
Date: Tue, 16 Jan 2024 23:49:19 +0100
Subject: [PATCH] Enable 'quiet shutdown' on the SSL context to avoid SIGPIPEs
 when calling SSL_shutdown on closed connections

---
 sslscan.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sslscan.c b/sslscan.c
index e8268e1..858f6c5 100644
--- a/sslscan.c
+++ b/sslscan.c
@@ -171,6 +171,7 @@ SSL_CTX *new_CTX(const SSL_METHOD *method) {
   SSL_CTX *ret = SSL_CTX_new(method);
   SSL_CTX_set_security_level(ret, 0);
   SSL_CTX_set_security_callback(ret, security_callback_allow_all);
+  SSL_CTX_set_quiet_shutdown(ret, 1);
   return ret;
 }