$ errors.fyi/posix/ENOPROTOOPT 128 namespaces · 4,025 codes

posix · posix/ENOPROTOOPT

ENOPROTOOPT

Protocol not available

The requested socket option is not available for this protocol or socket type. Numeric value is platform-specific: 92 on Linux, 42 on macOS.

Also defined in

windows-errno No such protocol option The socket option is not supported by the protocol.

References

pubs.opengroup.org/onlinepubs/9699919799/basedefs/errno.h.html

In this namespace

← previous ENOMSG No message of the desired type next → ENOSPC No space left on device

ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENOPROTOOPT ENOSPC ENOSYS ENOTCONN ENOTDIR ENOTEMPTY

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