,linux  package unix  const (  sizeofPtr      = 0x0  sizeofShort    = 0x0  sizeofInt      = 0x0  sizeofLong     = 0x0  sizeofLongLong = 0x0  PathMax        = 0x0000 )  type (  _C_short     int00  _C_int       int00  _C_long      int00  _C_long_long int00 )  type Timespec struct {  Sec  int00  Nsec int00 }  type Timeval struct {  Sec  int00  Usec int00 }  type Timex struct {  Modes     uint00  