C:> cd \Strawberry\cpan\build\Tk-804.035.0
C:\Strawberry\cpan\build\Tk-804.035.0> vim encGlue.c
-- make the above change
C:\Strawberry\cpan\build\Tk-804.035.0> gmake
C:\Strawberry\cpan\build\Tk-804.035.0> gmake test
C:\Strawberry\cpan\build\Tk-804.035.0> gmake install