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Developing applications over TCP/IP using Internet sockets

Socket creation errors

The most common errors returned during socket creation are:


EPROTONOSUPPORT
The protocol type or the specified protocol is not supported within this domain.

EMFILE
The per-process descriptor table is full.

ENFILE
The system file table is full.

EACCESS
Permission to create a socket of the specified type and/or protocol is denied.

ENOBUFS
Insufficient buffer space is available. The socket cannot be created until sufficient resources are freed.
If a connection fails at any time, the socket cannot be re-used; it must be closed and a new socket created.
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SCO OpenServer Release 5.0.7 -- 11 February 2003