http://perl5.git.perl.org/perl.git/blob/HEAD:/lib/Getopt/Std.pm

http://perl5.git.perl.org/perl.git/history/HEAD:/lib/Getopt/Std.pm

2011-11-23 Version bumps
2011-11-23 [RT #36079] Convert ` to '.
2008-09-15 Bump VERSIONs in all non-dual-lived modules that have... 
2007-11-23 document return value of Getopt::Std::getopts()
2003-12-30 Bump VERSION numbers
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