host_list
| '{' host_list '}' {
| '{' host_list '}' { $$ = $2; }
host_list : ipspec { $$ = $1; }
| host_list comma ipspec {
%type <v.host> ipspec xhost host dynaddr host_list
struct host_list *hp;
if ((hp = malloc(sizeof(struct host_list))) == NULL) {
struct host_list *next;
struct host_list *hp;
struct host_list *hp;
if (!(hp = (struct host_list *)malloc(sizeof(struct host_list)))) {
struct host_list *next;
struct host_list *hp;