rshflg
rshflg,
if (flags & rshflg)
if (flags & rshflg)
if ((flags & rshflg) == 0) {
flags |= rshflg;
else if (flags & rshflg)
if ((flags & rshflg) && eq(name, "SHELL"))
if (flags & rshflg)
} else if (flags & rshflg) {
if (flags & rshflg && (n == &pathnod ||