X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/811622b672d4a4cf3d71fbd66810a66adf76826e..61eac6b579e27f3959c7048a17ac5a36b0c32002:/src/src/transports/smtp.c

diff --git a/src/src/transports/smtp.c b/src/src/transports/smtp.c
index 9e337e93f..c669bd210 100644
--- a/src/src/transports/smtp.c
+++ b/src/src/transports/smtp.c
@@ -4134,15 +4134,15 @@ if (!sx->ok)
 
         *message_defer = TRUE;
         }
-
+#ifdef TIOCOUTQ
       DEBUG(D_transport) if (sx->cctx.sock >= 0)
 	{
 	int n;
 	if (ioctl(sx->cctx.sock, TIOCOUTQ, &n) == 0)
 	  debug_printf("%d bytes remain in socket output buffer\n", n);
 	}
+#endif
       }
-
     /* Otherwise, we have an I/O error or a timeout other than after MAIL or
     ".", or some other transportation error. We defer all addresses and yield
     DEFER, except for the case of failed add_headers expansion, or a transport