55 	const char	*limit, *linep, *addrstart;  in check_addr()  local
60 	linep = line;  in check_addr()
64 	while (linep < limit && !isspace(*linep))  in check_addr()
65 		linep++;  in check_addr()
67 	while (linep < limit && isspace(*linep))  in check_addr()
68 		linep++;  in check_addr()
69 	if (linep == limit)  in check_addr()
72 	addrstart = linep;  in check_addr()
73 	while (linep < limit && !isspace(*linep))  in check_addr()
74 		linep++;  in check_addr()
75 	addrlen = linep - addrstart;  in check_addr()