$ ./gmailpop.pl 
Can't locate Net/SSLeay.pm in @INC (@INC contains: /usr/lib/perl5/5.10/i686-cygw                                                                                                                     in /usr/lib/perl5/5.10 /usr/lib/perl5/site_perl/5.10/i686-cygwin /usr/lib/perl5/                                                                                                                     site_perl/5.10 /usr/lib/perl5/vendor_perl/5.10/i686-cygwin /usr/lib/perl5/vendor                                                                                                                     _perl/5.10 /usr/lib/perl5/vendor_perl/5.10 /usr/lib/perl5/site_perl/5.8 /usr/lib                                                                                                                     /perl5/vendor_perl/5.8 .) at /usr/lib/perl5/site_perl/5.10/IO/Socket/SSL.pm line                                                                                                                      18.
BEGIN failed--compilation aborted at /usr/lib/perl5/site_perl/5.10/IO/Socket/SSL                                                                                                                     .pm line 18.
Compilation failed in require at /usr/lib/perl5/site_perl/5.10/Net/SMTP/SSL.pm l                                                                                                                     ine 8.
BEGIN failed--compilation aborted at /usr/lib/perl5/site_perl/5.10/Net/SMTP/SSL.                                                                                                                     pm line 8.
Compilation failed in require at /usr/lib/perl5/site_perl/5.10/Email/Send/Gmail.                                                                                                                     pm line 6.
BEGIN failed--compilation aborted at /usr/lib/perl5/site_perl/5.10/Email/Send/Gm                                                                                                                     ail.pm line 6.
Compilation failed in require at ./gmailpop.pl line 6.
BEGIN failed--compilation aborted at ./gmailpop.pl line 6.