Data Definitions for libz

typedef void *voidpf;
typedef unsigned int uInt;
typedef unsigned long uLong;
typedef uLong uLongf;
typedef void *voidp;
typedef unsigned char Byte;


typedef voidpf (*alloc_func) (voidpf opaque, uInt items, uInt size);
typedef void (*free_func) (voidpf opaque, voidpf address);
struct internal_state
{
  int dummy;
}
 ;
typedef Byte Bytef;


typedef struct z_stream_s
{
  Bytef *next_in;
  uInt avail_in;
  uLong total_in;
  Bytef *next_out;
  uInt avail_out;
  uLong total_out;
  char *msg;
  struct internal_state *state;
  alloc_func zalloc;
  free_func zfree;
  voidpf opaque;
  int data_type;
  uLong adler;
  uLong reserved;
}
z_stream;


typedef z_stream *z_streamp;
typedef voidp gzFile;