From 7f06532ac427f786baeee39eeb82ebd119de0def Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Deuc=D0=B5?= <shurd@sasktel.net>
Date: Tue, 6 Apr 2021 00:25:36 -0400
Subject: [PATCH] Only set IPV6_ONLY if it's #defined.
---
src/sbbs3/sockopts.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/src/sbbs3/sockopts.c b/src/sbbs3/sockopts.c
index 7a749dd583..e41191b48a 100644
--- a/src/sbbs3/sockopts.c
+++ b/src/sbbs3/sockopts.c
@@ -60,8 +60,10 @@ int set_socket_options(scfg_t* cfg, SOCKET sock, const char* protocol, char* err
iniFileName(cfgfile,sizeof(cfgfile),cfg->ctrl_dir,"sockopts.ini");
if((fp=iniOpenFile(cfgfile,FALSE))==NULL) {
int optval = 1;
+#if defined(IPPROTO_IPV6) && defined(IPV6_V6ONLY)
// Set the only sane choice...
setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, (void *)&optval, sizeof(optval));
+#endif
return(0);
}
list=iniReadFile(fp);
--
GitLab