-extern void subAdjustZonksInfotronsAboveMurphy(int si);
-extern void subAnimateMurphy(int *si);
-extern void subCopyFieldToScreen(int si, int fi);
-extern void subCopyImageToScreen(int si, int graphic);
-extern void subCopyAnimToScreen(int si, int graphic, int sync_frame);
-extern void subExplodeSnikSnaksBelow(int si);
-extern int subSpPortTest(int si);