3 files changed, 6 insertions, 4 deletions
diff --git a/src/fps.c b/src/fps.c
index 30b65cf..bb4107c 100644
--- a/src/fps.c
+++ b/src/fps.c
@@ -36,7 +36,7 @@ int fps_setup(void)
 }
 
 
-void fps_print(til_fb_t *fb)
+void fps_fprint(til_fb_t *fb, FILE *out)
 {
 #ifdef __WIN32__
 
@@ -47,7 +47,7 @@ void fps_print(til_fb_t *fb)
 		return;
 
 	til_fb_get_put_pages_count(fb, &n);
-	printf("FPS: %u\n", n);
+	fprintf(out, "FPS: %u\n", n);
 
 	print_fps = 0;
 #endif
diff --git a/src/fps.h b/src/fps.h
index 1afb566..ede9efb 100644
--- a/src/fps.h
+++ b/src/fps.h
@@ -1,9 +1,11 @@
 #ifndef _FPS_H
 #define _FPS_H
 
+#include <stdio.h>
+
 #include "til_fb.h"
 
 int fps_setup(void);
-void fps_print(til_fb_t *fb);
+void fps_fprint(til_fb_t *fb, FILE *out);
 
 #endif
diff --git a/src/main.c b/src/main.c
index 943a8ff..0718bfd 100644
--- a/src/main.c
+++ b/src/main.c
@@ -398,7 +398,7 @@ int main(int argc, const char *argv[])
 		if (til_fb_flip(rototiller.fb) < 0)
 			break;
 
-		fps_print(rototiller.fb);
+		fps_fprint(rototiller.fb, stderr);
 	}
 
 	pthread_cancel(rototiller.thread);