--- src/codec_fluidsynth.cpp-	2012-12-03 06:57:26.557509279 +0000
+++ src/codec_fluidsynth.cpp	2012-12-03 06:57:50.189569437 +0000
@@ -21,6 +21,8 @@
  * IN THE SOFTWARE.
  */
 
+#include <unistd.h>
+
 #include "config.h"
 
 #include "main.h"