Use O_NONBLOCK instead of deprecated O_NDELAY (closes #710)

Usually exact same value because `#define O_NDELAY O_NONBLOCK`
stephane · Oct 22, 2024 · 452dc8b · 452dc8b
1 parent 22ece0f
commit 452dc8b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/modbus-rtu.c b/src/modbus-rtu.c
@@ -639,7 +639,7 @@ static int _modbus_rtu_connect(modbus_t *ctx)
 
        Timeouts are ignored in canonical input mode or when the
        NDELAY option is set on the file via open or fcntl */
-    flags = O_RDWR | O_NOCTTY | O_NDELAY | O_EXCL;
+    flags = O_RDWR | O_NOCTTY | O_NONBLOCK | O_EXCL;
 #ifdef O_CLOEXEC
     flags |= O_CLOEXEC;
 #endif