OS_CODE            84 3rdparty/zlib/zutil.h #  define OS_CODE  0x00
OS_CODE           101 3rdparty/zlib/zutil.h #  define OS_CODE  0x01
OS_CODE           105 3rdparty/zlib/zutil.h #  define OS_CODE  0x02
OS_CODE           111 3rdparty/zlib/zutil.h #  define OS_CODE  0x05
OS_CODE           115 3rdparty/zlib/zutil.h #  define OS_CODE  0x06
OS_CODE           122 3rdparty/zlib/zutil.h #  define OS_CODE  0x07
OS_CODE           135 3rdparty/zlib/zutil.h #  define OS_CODE  0x0a
OS_CODE           140 3rdparty/zlib/zutil.h #    define OS_CODE  0x0b
OS_CODE           145 3rdparty/zlib/zutil.h #  define OS_CODE  0x0f
OS_CODE           180 3rdparty/zlib/zutil.h #  define OS_CODE  0x03  /* assume Unix */