[Midnightbsd-cvs] mports: perl5.mk: When choosing a perl, make sure we have not installed

[laffer1 at midnightbsd.org]

Log Message:
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When choosing a perl, make sure we have not installed perl in /usr/local/bin as we probably want that version.  This could be improved.

Modified Files:
--------------
    mports/Mk/extensions:
        perl5.mk (r1.16 -> r1.17)
        (http://cvsweb.midnightbsd.org/mports/Mk/extensions/perl5.mk?r1=1.16&r2=1.17)