C:\>perl -V:dlext
dlext='dll';

##</code><code>##

C:\>perl -V:dlext
dlext='xs.dll';

##</code><code>##

-l 'C:/strawberry/perl/site/lib/auto/Cairo/Cairo.xs.dll'
-l 'C:/strawberry/perl/site/lib/auto/Glib/Glib.xs.dll'
-l 'C:/strawberry/perl/site/lib/auto/Gtk2/Gtk2.xs.dll'
-l 'C:/strawberry/perl/site/lib/auto/Pango/Pango.xs.dll'

##</code><code>##

-l 'C:\docs\perl_dll\Pango.dll'
-l 'C:\docs\perl_dll\Glib.dll'
-l 'C:\docs\perl_dll\Gtk2.dll'
-l 'C:\docs\perl_dll\Cairo.dll'