--- spout-1.3.orig/piece.h
+++ spout-1.3/piece.h
@@ -32,6 +32,10 @@
 #define PP_MODE_SINGLE 0
 #define PP_MODE_REPEAT 1
 
+void pceAppInit ();
+void pceAppProc (cnt);
+void pceAppExit ();
+
 int pceFontPrintf (const char *fmt, ...);
 void pceFontSetTxColor (int color);
 void pceFontSetBkColor (int color);