|1|EPERM|Operation not permitted |2|ENOENT|No such file or directory |3|ESRCH|No such process |4|EINTR|Interrupted system call |5|EIO|I/O error |6|ENXIO|No such device or address |8|ENOEXEC|Exec format error |9|EBADF|Bad file number |10|ECHILD|No child processes |11|EAGAIN|Try again |12|ENOMEM|Out of memory |13|EACCES|Permission denied |14|EFAULT|Bad address |15|ENOTBLK|Block device required |16|EBUSY|Device or resource busy |17|EEXIST|File exists |18|EXDEV|Cross-device link |19|ENODEV|No such device |20|ENOTDIR|Not a directory |21|EISDIR|Is a directory |22|EINVAL|Invalid argument |23|ENFILE|File table overflow |24|EMFILE|Too many open files |25|ENOTTY|Not a typewriter |26|ETXTBSY|Text file busy |27|EFBIG|File too large |28|ENOSPC|No space left on device |29|ESPIPE|Illegal seek |30|EROFS|Read-only file system |31|EMLINK|Too many links |32|EPIPE|Broken pipe |33|EDOM|Math argument out of domain of func |34|ERANGE|Math result not representable |35|EDEADLK|Resource deadlock would occur |36|ENAMETOOLONG|File name too long |37|ENOLCK|No record locks available |38|ENOSYS|Function not implemented |39|ENOTEMPTY|Directory not empty |40|ELOOP|Too many symbolic links encountered

1. define EWOULDBLOCK EAGAIN /* Operation would block */

|42|ENOMSG|No message of desired type |43|EIDRM|Identifier removed |44|ECHRNG?|Channel number out of range

1. define EL2NSYNC 45 /* Level 2 not synchronized */
2. define EL3HLT 46 /* Level 3 halted */
3. define EL3RST 47 /* Level 3 reset */

|48|ELNRNG?|Link number out of range |49|EUNATCH?|Protocol driver not attached |50|ENOCSI?|No CSI structure available

1. define EL2HLT 51 /* Level 2 halted */

|52|EBADE?|Invalid exchange |53|EBADR?|Invalid request descriptor |54|EXFULL?|Exchange full |55|ENOANO?|No anode |56|EBADRQC?|Invalid request code |57|EBADSLT?|Invalid slot

1. define EDEADLOCK EDEADLK

|59|EBFONT?|Bad font file format |60|ENOSTR?|Device not a stream |61|ENODATA|No data available |62|ETIME?|Timer expired |63|ENOSR?|Out of streams resources |64|ENONET?|Machine is not on the network |65|ENOPKG|Package not installed |66|EREMOTE|Object is remote |67|ENOLINK|Link has been severed |68|EADV?|Advertise error |69|ESRMNT?|Srmount error |70|ECOMM?|Communication error on send |71|EPROTO|Protocol error |72|EMULTIHOP|Multihop attempted |73|EDOTDOT|RFS specific error |74|EBADMSG|Not a data message |75|EOVERFLOW|Value too large for defined data type |76|ENOTUNIQ?|Name not unique on network |77|EBADFD|File descriptor in bad state |78|EREMCHG?|Remote address changed |79|ELIBACC?|Can not access a needed shared library |80|ELIBBAD?|Accessing a corrupted shared library |81|ELIBSCN?|.lib section in a.out corrupted |82|ELIBMAX?|Attempting to link in too many shared libraries |83|ELIBEXEC?|Cannot exec a shared library directly |84|EILSEQ|Illegal byte sequence |85|ERESTART?|Interrupted system call should be restarted |86|ESTRPIPE?|Streams pipe error |87|EUSERS|Too many users |88|ENOTSOCK|Socket operation on non-socket |89|EDESTADDRREQ|Destination address required |90|EMSGSIZE|Message too long |91|EPROTOTYPE|Protocol wrong type for socket |92|ENOPROTOOPT|Protocol not available |93|EPROTONOSUPPORT|Protocol not supported |94|ESOCKTNOSUPPORT|Socket type not supported |95|EOPNOTSUPP|Operation not supported on transport endpoint |96|EPFNOSUPPORT|Protocol family not supported |97|EAFNOSUPPORT|Address family not supported by protocol |98|EADDRINUSE|Address already in use |99|EADDRNOTAVAIL|Cannot assign requested address |100|ENETDOWN|Network is down |101|ENETUNREACH|Network is unreachable |102|ENETRESET?|Network dropped connection because of reset |103|ECONNABORTED|Software caused connection abort |104|ECONNRESET|Connection reset by peer |105|ENOBUFS|No buffer space available |106|EISCONN|Transport endpoint is already connected |107|ENOTCONN|Transport endpoint is not connected |108|ESHUTDOWN|Cannot send after transport endpoint shutdown |109|ETOOMANYREFS?|Too many references: cannot splice |110|ETIMEDOUT|Connection timed out |111|ECONNREFUSED|Connection refused |112|EHOSTDOWN|Host is down |113|EHOSTUNREACH|No route to host |114|EALREADY|Operation already in progress |115|EINPROGRESS|Operation now in progress |116|ESTALE|Stale NFS file handle |117|EUCLEAN|Structure needs cleaning |118|ENOTNAM?|Not a XENIX named type file |119|ENAVAIL?|No XENIX semaphores available |120|EISNAM?|Is a named type file |121|EREMOTEIO?|Remote I/O error |122|EDQUOT?|Quota exceeded |123|ENOMEDIUM|No medium found |124|EMEDIUMTYPE|Wrong medium type