zip_source_make_command_bitmap —
    create bitmap of supported source operations
#include
  <zip.h>
zip_int64_t
  
  zip_source_make_command_bitmap(zip_source_cmd_t
    command, ...);
The
    zip_source_make_command_bitmap()
    function returns a bitmap of source commands suitable as return value for
    ZIP_SOURCE_SUPPORTS. It includes all the commands
    from the argument list, which must be terminated by -1.
zip_source_make_command_bitmap() was added
    in libzip 1.0.