@findex bfd_init_window
@subsubsection @code{bfd_init_window}
@deftypefn {Function} void bfd_init_window (bfd_window *); 
Initialise mmap window.

@end deftypefn
@findex bfd_free_window
@subsubsection @code{bfd_free_window}
@deftypefn {Function} void bfd_free_window (bfd_window *); 
Finalise mmap window struct.

@end deftypefn
@findex bfd_get_file_window
@subsubsection @code{bfd_get_file_window}
@deftypefn {Function} bool bfd_get_file_window (bfd *, file_ptr, bfd_size_type, bfd_window *, bool {*writable*}); 
mmap from a bfd's iostream.

@end deftypefn