ECHILD          = Errno(0xa)
	ECHRNG          = Errno(0x25)
	ECOMM           = Errno(0x46)
	ECONNABORTED    = Errno(0x82)
	ECONNREFUSED    = Errno(0x92)
	ECONNRESET      = Errno(0x83)
	EDEADLK         = Errno(0x2d)
	EDEADLOCK       = Errno(0x38)
	EDESTADDRREQ    = Errno(0x60)
	EDOM            = Errno(0x21)
	EDQUOT          = Errno(0x31)
	EEXIST          = Errno(0x11)
	EFAULT          = Errno(0xe)