- cleaned up makefiles

- polished code to avoid warnings

tricssupport.c

@@ -198,6 +198,8 @@ int TricsSupportAction(SConnection *pCon, SicsInterp *pSics, void *pData,
     InvokeCallBack(self->pCall, NEWFRAME,&iFrame);  
     SCSendOK(pCon);
     return 1;
+  } else {
+    return 0; /* guessed return value M.Z. */
   }
 }