demos: flush stdout after printing frame rateHEADmaster

To get immediate output on Windows.
Trivial.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/demos/fire.c b/src/demos/fire.c
index c40278ba..34fac440 100644
--- a/src/demos/fire.c
+++ b/src/demos/fire.c
@@ -529,6 +529,7 @@ drawfire(void)
          GLfloat fps = Frames / seconds;
          sprintf(frbuf, "Frame rate: %f", fps);
          printf("%s\n", frbuf);
+         fflush(stdout);
          T0 = t;
          Frames = 0;
       }