-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);
+void SaveEngineSnapshotValues_SP_Murphy(ListNode **);
+
+void subAdjustZonksInfotronsAboveMurphy(int);
+void subAnimateMurphy(int *);
+void subCopyFieldToScreen(int, int);
+void subCopyImageToScreen(int, int);
+void subCopyAnimToScreen(int, int, int);
+void subExplodeSnikSnaksBelow(int);
+void subSpPortTest(int);