Open System Services System Calls Reference Manual (G06.25+, H06.03+)

socketpair(2) OSS System Calls Reference Manual
STANDARDS CONFORMANCE
The HP implementation does not support the SOCK_SEQPACKET socket type.
The HP implementation does not return the
errno value [ENOSR].
HP extensions to the XPG4 specification are:
• The errno values [ENOENT] and [ETANOTRUNNING] can be returned.
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