From 76284c17ca94f2e9813c02c3ca7773c80b64f26e Mon Sep 17 00:00:00 2001
From: Stéphane Raimbault <stephane.raimbault@gmail.com>
Date: Sun, 17 Jul 2011 23:09:17 +0200
Subject: [PATCH] Fix proper check of HAVE_DECL_TIOCSRS485 in recent Win32 fix

---
 src/modbus-rtu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/modbus-rtu.c b/src/modbus-rtu.c
index acd046a..1c6e33e 100644
--- a/src/modbus-rtu.c
+++ b/src/modbus-rtu.c
@@ -745,7 +745,7 @@ int modbus_rtu_set_serial_mode(modbus_t *ctx, int mode)
 
 int modbus_rtu_get_serial_mode(modbus_t *ctx) {
     if (ctx->backend->backend_type == _MODBUS_BACKEND_TYPE_RTU) {
-#if defined(HAVE_DECL_TIOCSRS485)
+#if HAVE_DECL_TIOCSRS485
         modbus_rtu_t *ctx_rtu = ctx->backend_data;
         return ctx_rtu->serial_mode;
 #else
--
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