Attempting to add Stereo

Signed-off-by: Mahyar Koshkouei <deltabeard@users.noreply.github.com>

source/main.h

@@ -0,0 +1,16 @@
+/**
+ * ctrmus - 3DS Music Player
+ * Copyright (C) 2016 Mahyar Koshkouei
+ *
+ * This program comes with ABSOLUTELY NO WARRANTY and is free software. You are
+ * welcome to redistribute it under certain conditions; for details see the
+ * LICENSE file.
+ */
+
+/**
+ * Plays a WAV file.
+ *
+ * \param	file	File location of WAV file.
+ * \return			Zero if successful, else failure.
+ */
+int playWav(const char *wav);