Not a weird thing. It seems that your Cygwin PATH environment variable points to ActiveState Perl before the /usr/bin or /usr/local/bin directory where Cygwin's Perl resides. Check it out by typping on bash: 
$ echo $PATH

[download]
Assuming Cygwin Perl is installed in /usr/bin: 
$ /usr/bin/perl -V

[download]

In reply to Re^4: Cygwin Perl: Question about default @INC by wiredrat
in thread Cygwin Perl: Question about default @INC by rovf

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