* read.c (read_a_source_file): Fix test for when to stick a colon

    * read.c (read_a_source_file): Fix test for when to stick a colon
        on the end of a label.  Make code conditional on either MRI or
        LABELS_WITHOUT_COLONS.

        * app.c (do_scrub_next_char): If a line begins with whitespace, leave
        the single whitespace character alone.  Eat all others.

        * config/tc-hppa.h (LABELS_WITHOUT_COLONS): Define.