// duplicatenpc("NpcName", "DuplicateName", "DupHiddenName", "map", x, y, dir{, sprite{, xs, ys}});
BUILDIN(duplicatenpc)
{
const char *npc_name = script_getstr(st, 2);
const char *dup_name = script_getstr(st, 3);
const char *dup_hidden_name = script_getstr(st, 4);
const char *tmap =...