1 files changed, 3 insertions, 2 deletions
diff --git a/src/shared/wall.c b/src/shared/wall.c
index d5900ef..c5d6439 100644
--- a/src/shared/wall.c
+++ b/src/shared/wall.c
@@ -30,8 +30,9 @@ static int write_to_terminal(const char *tty, const char *message) {
         fd = open(tty, O_WRONLY|O_NONBLOCK|O_NOCTTY|O_CLOEXEC);
         if (fd < 0)
                 return -errno;
-        if (!isatty(fd))
-                return -ENOTTY;
+
+        if (!isatty_safe(fd))
+                return -errno;
 
         return loop_write_full(fd, message, SIZE_MAX, TIMEOUT_USEC);
 }