Open System Services Library Calls Reference Manual (G06.29+, H06.08+, J06.03+)

OSS Library Calls (g - h) gai_strerror(3)

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RETURN VALUES

Upon successful completion, gai_strerror( ) returns a pointer to a character string corresponding

to the speciﬁed error code, as indicated in the PARAMETERS section of this reference page.

Otherwise, the function returns a NULL pointer and sets errno to describe the error.

ERRORS

If the EAI_SYSTEM condition occurs, the function sets errno to the corresponding value:

[ENOSPC] The buffer allocated for the returned value is not large enough to contain the

requested data.

[EPROTOTYPE]

The protocol speciﬁed does not support the semantics of the socket type

requested.

RELATED INFORMATION

Functions: freehostent(3), freeaddrinfo(3), getaddrinfo(3), getipnodebyaddr(3), getipnode-

byname(3), getnameinfo(3), if_freenameindex(3), if_indextoname(3), if_nameindex(3),

if_nametoindex(3), inet_pton(3), inet_ntop(3).

STANDARDS CONFORMANCE

This function is an extension to the XPG4 speciﬁcation.

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