From f5b07efee7ec2ba09b38831773f9b3622d958072 Mon Sep 17 00:00:00 2001
From: Toni Uhlig <matzeton@googlemail.com>
Date: Wed, 1 Nov 2023 18:25:15 +0100
Subject: [PATCH] Fixed invalid use of `SIOCAIFADDR` for `ioctl()`.

 * `SIOCGIFALIAS` is the desired one

Signed-off-by: Toni Uhlig <matzeton@googlemail.com>
---
 nDPId.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nDPId.c b/nDPId.c
index 479124c4e..c9c66facf 100644
--- a/nDPId.c
+++ b/nDPId.c
@@ -1069,7 +1069,7 @@ static int get_ip4_address_and_netmask(char const * const ifa_name, size_t ifnam
 #if defined(__FreeBSD__) || defined(__APPLE__)
     memcpy(ifr.ifra_name, ifa_name, ifnamelen);
     ifr.ifra_name[ifnamelen] = '\0';
-    if (ioctl(sock, SIOCAIFADDR, &ifr) == -1)
+    if (ioctl(sock, SIOCGIFALIAS, &ifr) == -1)
 #else
     memcpy(ifr.ifr_name, ifa_name, ifnamelen);
     ifr.ifr_name[ifnamelen] = '\0';