# File lib/rex/mime/header.rb, line 60
        def remove(idx)
                if (idx.class == ::Fixnum)
                        self.headers.delete_at(idx)
                else
                        self.headers.each_index do |i|
                                pair = self.headers[i]
                                if (pair[0] == idx.to_s)
                                        self.headers.delete_at(i)
                                end
                        end
                end   
        end