1 files changed, 3 insertions, 0 deletions
diff --git a/vl.c b/vl.c
index bdf2fe8f12..198523e319 100644
--- a/vl.c
+++ b/vl.c
@@ -5755,7 +5755,10 @@ int main(int argc, char **argv, char **envp)
         exit(1);
     }
 
+#ifndef _WIN32
+    /* Win32 doesn't support line-buffering and requires size >= 2 */
     setvbuf(stdout, NULL, _IOLBF, 0);
+#endif
 
     init_timers();
     if (init_timer_alarm() < 0) {