// x86_64 linux
struct stat {

  @24    uint32 st_mode;

  @48    int64	st_size;

  @144;
};

//// from linux/un.h
enum __anon_un_h
{
  UNIX_PATH_MAX = 108
};
typedef int16 sa_family_t;

struct sockaddr {
  @0 sa_family_t sa_family;
  @16;
};

struct sockaddr_un {
  @0 sa_family_t sun_family;       /* AF_UNIX */
  @2 char sun_path[UNIX_PATH_MAX]; /* pathname */
  @110; // can't use UNIX_PATH_MAX here to set the size.
        // a proper structure packer will take care of
        // this later.
};

struct in_addr {
  @0 unsigned int s_addr;
  @4;
};

struct sockaddr_in {
  @0 sa_family_t sin_family;      /* AF_INET */
  @2 unsigned short int sin_port;
  @4 struct in_addr sin_addr;
  @16; // minimum size of a struct sockaddr;
}; 

struct timespec {                                                                                                                  
  @0 int tv_sec; /* seconds */
  @4 int tv_nsec; /* nanoseconds */
  @8;
};   


//from asm-generic/mman-common.h
enum MMAP_PROT {
  PROT_READ=0x1,
  PROT_WRITE=0x2,
  PROT_EXEC=0x4
};

enum MMAP_MAP {
  MAP_SHARED=0x1,
  MAP_PRIVATE=0x2
};