APM_ENT_NAMELEN
char name[APM_ENT_NAMELEN + 1];
strncpy(u.name, entry->ent.ent_name, APM_ENT_NAMELEN);
u.name[APM_ENT_NAMELEN] = '\0';
char ent_name[APM_ENT_NAMELEN];
.labellen = APM_ENT_NAMELEN - 1,