EPERM	1	Not super-user
ENOENT	2	No such file or directory
ESRCH	3	No such process
EINTR	4	interrupted system call
EIO	5	I/O error
ENXIO	6	No such device or address
E2BIG	7	Arg list too long
ENOEXEC	8	Exec format error
EBADF	9	Bad file number
ECHILD	10	No children
EAGAIN	11	Resource temporarily unavailable
ENOMEM	12	Not enough core
EACCES	13	Permission denied
EFAULT	14	Bad address
ENOTBLK	15	Block device required
EBUSY	16	Mount device busy
EEXIST	17	File exists
EXDEV	18	Cross-device link
ENODEV	19	No such device
ENOTDIR	20	Not a directory
EISDIR	21	Is a directory
EINVAL	22	Invalid argument
ENFILE	23	File table overflow
EMFILE	24	Too many open files
ENOTTY	25	Inappropriate ioctl for device
ETXTBSY	26	Text file busy
EFBIG	27	File too large
ENOSPC	28	No space left on device
ESPIPE	29	Illegal seek
EROFS	30	Read only file system
EMLINK	31	Too many links
EPIPE	32	Broken pipe
EDOM	33	Math arg out of domain of func
ERANGE	34	Math result not representable
ENOMSG	35	No message of desired type
EIDRM	36	Identifier removed
ECHRNG	37	Channel number out of range
EL2NSYNC	38	Level 2 not synchronized
EL3HLT	39	Level 3 halted
EL3RST	40	Level 3 reset
ELNRNG	41	Link number out of range
EUNATCH	42	Protocol driver not attached
ENOCSI	43	No CSI structure available
EL2HLT	44	Level 2 halted
EDEADLK	45	Deadlock condition.
ENOLCK	46	No record locks available.
ECANCELED	47	Operation canceled
ENOTSUP	48	Operation not supported
EDQUOT	49	Disc quota exceeded
EBADE	50	invalid exchange
EBADR	51	invalid request descriptor
EXFULL	52	exchange full
ENOANO	53	no anode
EBADRQC	54	invalid request code
EBADSLT	55	invalid slot
EDEADLOCK	56	file locking deadlock error
EBFONT	57	bad font file fmt
EOWNERDEAD	58	process died with the lock
ENOTRECOVERABLE	59	lock is not recoverable
ENOSTR	60	Device not a stream
ENODATA	61	no data (for no delay io)
ETIME	62	timer expired
ENOSR	63	out of streams resources
ENONET	64	Machine is not on the network
ENOPKG	65	Package not installed
EREMOTE	66	The object is remote
ENOLINK	67	the link has been severed
EADV	68	advertise error
ESRMNT	69	srmount error
ECOMM	70	Communication error on send
EPROTO	71	Protocol error
ELOCKUNMAPPED	72	locked lock was unmapped
ENOTACTIVE	73	Facility is not active
EMULTIHOP	74	multihop attempted
EBADMSG	77	trying to read unreadable message
ENAMETOOLONG	78	path name is too long
EOVERFLOW	79	value too large to be stored in data type
ENOTUNIQ	80	given log. name not unique
EBADFD	81	f.d. invalid for this operation
EREMCHG	82	Remote address changed
ELIBACC	83	Can't access a needed shared lib.
ELIBBAD	84	Accessing a corrupted shared lib.
ELIBSCN	85	.lib section in a.out corrupted.
ELIBMAX	86	Attempting to link in too many libs.
ELIBEXEC	87	Attempting to exec a shared library.
EILSEQ	88	Illegal byte sequence.
ENOSYS	89	Unsupported file system operation
ELOOP	90	Symbolic link loop
ERESTART	91	Restartable system call
ESTRPIPE	92	if pipe/FIFO, don't sleep in stream head
ENOTEMPTY	93	directory not empty
EUSERS	94	Too many users (for UFS)
ENOTSOCK	95	Socket operation on non-socket
EDESTADDRREQ	96	Destination address required
EMSGSIZE	97	Message too long
EPROTOTYPE	98	Protocol wrong type for socket
ENOPROTOOPT	99	Protocol not available
EPROTONOSUPPORT	120	Protocol not supported
ESOCKTNOSUPPORT	121	Socket type not supported
EOPNOTSUPP	122	Operation not supported on socket
EPFNOSUPPORT	123	Protocol family not supported
EAFNOSUPPORT	124	Address family not supported by
EADDRINUSE	125	Address already in use
EADDRNOTAVAIL	126	Can't assign requested address
ENETDOWN	127	Network is down
ENETUNREACH	128	Network is unreachable
ENETRESET	129	Network dropped connection because
ECONNABORTED	130	Software caused connection abort
ECONNRESET	131	Connection reset by peer
ENOBUFS	132	No buffer space available
EISCONN	133	Socket is already connected
ENOTCONN	134	Socket is not connected
ESHUTDOWN	143	Can't send after socket shutdown
ETOOMANYREFS	144	Too many references: can't splice
ETIMEDOUT	145	Connection timed out
ECONNREFUSED	146	Connection refused
EHOSTDOWN	147	Host is down
EHOSTUNREACH	148	No route to host
EWOULDBLOCK	11	
EALREADY	149	operation already in progress
EINPROGRESS	150	operation now in progress
ESTALE	151	Stale NFS file handle