Add safeguard against the other usage of SO_REUSEPORT

diff --git a/lib/isc/unix/socket.c b/lib/isc/unix/socket.c
index c20ea6242cbe56b216654388767d4ff04cc249de..1e358420065f382cd12e87f5257b2e71acd95ea4 100644 (file)
--- a/lib/isc/unix/socket.c
+++ b/lib/isc/unix/socket.c
@@ -4475,12 +4475,14 @@ isc_socket_bind(isc_socket_t *sock0, const isc_sockaddr_t *sockaddr,
                        UNEXPECTED_ERROR(__FILE__, __LINE__,
                                         "setsockopt(%d) failed", sock->fd);
                }
+#elif defined(__linux__) && defined(SO_REUSEPORT)
                if (setsockopt(sock->fd, SOL_SOCKET, SO_REUSEPORT,
                               (void *)&on, sizeof(on)) < 0)
                {
                        UNEXPECTED_ERROR(__FILE__, __LINE__,
                                         "setsockopt(%d) failed", sock->fd);
                }
+#endif
                /* Press on... */
        }
 #ifdef AF_UNIX