.el .ie does not work in groff 1.21

groff <<'EOF' .warn .ie 1 .tm action1 .el .ie 0 .tm action2 .el .ie 0 .tm action3 .el .tm defaultaction EOF action1 :4: warning: unbalanced .el request :5: warning: unbalanced .el request ---discussion--- These warnings seem wrong. In .ie cond anything it nowhere says that "anythi

Re: .el .ie does not work in groff 1.21

> groff <<'EOF' > .warn > .ie 1 .tm action1 > .el .ie 0 .tm action2 > .el .ie 0 .tm action3 > .el .tm defaultaction > EOF > action1 > :4: warning: unbalanced .el request > :5: warning: unbalanced .el request > > ---discussion--- > > These warnings seem wrong. In > > .ie cond anythi