/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2013, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ * Copyright (C) 1986-2021, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure, Markus Armbruster
*
* Empire is free software: you can redistribute it and/or modify
extern coord strtoy(char *str, char **end);
extern coord xabs(struct natstr *np, coord relx);
extern coord yabs(struct natstr *np, coord rely);
+extern int sctoff(coord x, coord y);
+extern void sctoff2xy(coord *, coord *, int);
extern coord xnorm(coord x);
extern coord ynorm(coord y);
extern int xyinrange(coord x, coord y, struct range *rp);