228 deltrap(struct trap *trap)  in deltrap()  argument
230 	struct trap *ttmp;  in deltrap()
232 	if(trap == ftrap)  in deltrap()
235 		for(ttmp = ftrap; ttmp->ntrap != trap; ttmp = ttmp->ntrap) ;  in deltrap()
236 		ttmp->ntrap = trap->ntrap;  in deltrap()
238 	free(trap);  in deltrap()
320 struct trap *
323 	struct trap *trap = ftrap;  in t_at()  local
325 	while(trap) {  in t_at()
326 		if(trap->tx == x && trap->ty == y) return(trap);  in t_at()
327 		trap = trap->ntrap;  in t_at()