# File rmail/header.rb, line 339 def to_string(mbox_from = false) s = "" if mbox_from && ! @mbox_from.nil? s << @mbox_from s << "\n" unless @mbox_from[-1] == ?\n end each { |n, v| s << n s << ': ' s << v s << "\n" unless v[-1] == ?\n } s end