--- uae/src/sd-af/sound.h	2018/04/24 16:40:30	1.1.1.1
+++ uae/src/sd-af/sound.h	2018/04/24 17:17:32	1.1.1.3
@@ -1,8 +1,8 @@
- /* 
+ /*
   * UAE - The Un*x Amiga Emulator
-  * 
+  *
   * Support for the AF sound system
-  * 
+  *
   * Copyright 1996 Marcus Sundberg
   */
 
@@ -30,7 +30,9 @@ static __inline__ void check_sound_buffe
 {
     if ((char *)sndbufpt - (char *)sndbuffer >= sndbufsize) {
 	flush_sound_buffer();
+	return 1;
     }
+    return 0;
 }
 
 #define PUT_SOUND_BYTE(b) do { *(uae_u8 *)sndbufpt = b; sndbufpt = (uae_u16 *)(((uae_u8 *)sndbufpt) + 1); } while (0)