defaultpath
static Char **defaultpath(void);
setq(STRpath, defaultpath(), &shvhed);
m.defaultpath = gettag("_default", 1);
if (!m.defaultpath || !m.subdirs || !m.suffixlist || !m.buildlist ||
m.defaultpath = m.section; /* overwrite _default path */
TAILQ_FOREACH(epath, &m.defaultpath->entrylist, q) {
TAG *defaultpath; /* _default: default MANPATH */