From 087667a3f82b8718475dbab3c15dbab0c32e4ad4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phane=20Raimbault?= <stephane.raimbault@gmail.com>
Date: Tue, 16 Jul 2024 11:01:45 +0200
Subject: [PATCH] Don't use gai_strerror if not available

Identical check to #745
---
 src/modbus-tcp.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/modbus-tcp.c b/src/modbus-tcp.c
index 365e006f..67ee84a7 100644
--- a/src/modbus-tcp.c
+++ b/src/modbus-tcp.c
@@ -407,7 +407,11 @@ static int _modbus_tcp_pi_connect(modbus_t *ctx)
     rc = getaddrinfo(ctx_tcp_pi->node, ctx_tcp_pi->service, &ai_hints, &ai_list);
     if (rc != 0) {
         if (ctx->debug) {
+#ifdef HAVE_GAI_STRERROR
             fprintf(stderr, "Error returned by getaddrinfo: %s\n", gai_strerror(rc));
+#else
+            fprintf(stderr, "Error returned by getaddrinfo: %d\n", rc);
+#endif
         }
         freeaddrinfo(ai_list);
         errno = ECONNREFUSED;
@@ -633,7 +637,11 @@ int modbus_tcp_pi_listen(modbus_t *ctx, int nb_connection)
     rc = getaddrinfo(node, service, &ai_hints, &ai_list);
     if (rc != 0) {
         if (ctx->debug) {
+#ifdef HAVE_GAI_STRERROR
             fprintf(stderr, "Error returned by getaddrinfo: %s\n", gai_strerror(rc));
+#else
+            fprintf(stderr, "Error returned by getaddrinfo: %d\n", rc);
+#endif
         }
         freeaddrinfo(ai_list);
         errno = ECONNREFUSED;