[Midnightbsd-cvs] src: bin/ed: bring in several bug fixes from FreeBSD 9-stable

[laffer1 at midnightbsd.org]

Log Message:
-----------
bring in several bug fixes from FreeBSD 9-stable

Modified Files:
--------------
    src/bin/ed:
        Makefile (r1.3 -> r1.4)
        (http://cvsweb.midnightbsd.org/src/bin/ed/Makefile?r1=1.3&r2=1.4)
        POSIX (r1.2 -> r1.3)
        (http://cvsweb.midnightbsd.org/src/bin/ed/POSIX?r1=1.2&r2=1.3)
        buf.c (r1.2 -> r1.3)
        (http://cvsweb.midnightbsd.org/src/bin/ed/buf.c?r1=1.2&r2=1.3)
        ed.1 (r1.2 -> r1.3)
        (http://cvsweb.midnightbsd.org/src/bin/ed/ed.1?r1=1.2&r2=1.3)
        io.c (r1.2 -> r1.3)
        (http://cvsweb.midnightbsd.org/src/bin/ed/io.c?r1=1.2&r2=1.3)
        main.c (r1.3 -> r1.4)
        (http://cvsweb.midnightbsd.org/src/bin/ed/main.c?r1=1.3&r2=1.4)