1 files changed, 10 insertions, 0 deletions

diff --git a/libbb/xconnect.c b/libbb/xconnect.c
index 97751eb27..d8c8d02d5 100644
--- a/libbb/xconnect.c
+++ b/libbb/xconnect.c
@@ -21,6 +21,8 @@ int FAST_FUNC setsockopt_broadcast(int fd)
 {
         return setsockopt(fd, SOL_SOCKET, SO_BROADCAST, &const_int_1, sizeof(const_int_1));
 }
+
+#ifdef SO_BINDTODEVICE
 int FAST_FUNC setsockopt_bindtodevice(int fd, const char *iface)
 {
         int r;
@@ -36,6 +38,14 @@ int FAST_FUNC setsockopt_bindtodevice(int fd, const char *iface)
                 bb_perror_msg("can't bind to interface %s", iface);
         return r;
 }
+#else
+int FAST_FUNC setsockopt_bindtodevice(int fd UNUSED_PARAM,
+                const char *iface UNUSED_PARAM)
+{
+        bb_error_msg("SO_BINDTODEVICE is not supported on this system");
+        return -1;
+}
+#endif
 
 len_and_sockaddr* FAST_FUNC get_sock_lsa(int fd)
 {