INDENT
fptreef(shf, indent + INDENT, "do%N%T", t->left);
fptreef(shf, indent + INDENT, "%;%T%N;;", t1->left);
fptreef(shf, indent + INDENT, "then%N%T",
fptreef(shf, indent + INDENT, "else%;%T", t->right);
fptreef(shf, indent + INDENT, "%;%T", t->right);
fptreef(shf, indent + INDENT, "{%;%T", t->left);
INDENT(depth - 1, (pf->opts & PF_OPT_VERBOSE));
INDENT(depth, !(pf->opts & PF_OPT_VERBOSE2));
INDENT(depth, !(opts & PF_OPT_VERBOSE));
INDENT(depth, !(opts & PF_OPT_VERBOSE));