Log Message:
Update sysutils/di to 4.40.
Patch provided by Brad Lanam in PR pkg/50696.

Changes:
    4.40                                    [2016-1-22]
        Updated the Tcl interface to return the 'display' key as a list.

    4.39                                    [2016-1-22]
        Added a Tcl interface.
        Fixed CSV header to honor -n flag.
        Added -C, --csv-tabs to output CSV with tabs.
        Fixes for mingw (build, long double can't be printf'd).
        Update mkconfig to version 1.27

    4.38                                    [2016-1-6]
        Honor FreeBSD NO_PIE environment variable.
        Update mkconfig to version 1.26

    4.37                                    [2015-10-18]
        Fixed a problem when processing the DI_ARGS environment variable.
        Hardened compiler options: reference: http://wiki.debian.org/Hardening
        Code cleanup to fix compiler warnings.

    4.36                                    [2015-5-18]
        Updated test for NFS remote filesystems.

    4.35                                    [2014-2-15]
        Updates for Irix.
        Fixed a bug when -I/-x were specified in addition to a filespec.
        Updated build system to mkconfig-1.24