# Convert name from File/Basename.pm to File::Basename.3 format,
# if necessary.
$manpage =~ s#\.p(m|od)$##;
- if ($^O eq 'os2' || $^O eq 'amigaos' || $^O eq 'uwin') {
+ if ($^O eq 'os2' || $^O eq 'amigaos' || $^O eq 'uwin' || $^O =~ /cygwin/) {
$manpage =~ s#/#.#g;
} else {
$manpage =~ s#/#::#g;