man pages section 3: Basic Library Functions

freeaddrinfo (3C)

Name

freeaddrinfo - release address information memory

Synopsis

#include <sys/socket.h>
#include <netdb.h>

void freeaddrinfo(struct addrinfo *ai);

Description

The freeaddrinfo() function frees one or more addrinfo structures returned by getaddrinfo(3C), along with any additional storage associated with those structures. If the ai_next member of the structure is not null, the entire list of structures is freed. The freeaddrinfo () function supports the freeing of arbitrary sublists of an addrinfo list originally returned by getaddrinfo().

Attributes

See attributes(7) for descriptions of the following attributes:

ATTRIBUTE TYPE ATTRIBUTE VALUE Interface Stability Committed MT-Level MT-Safe Standard See standards(7).

See Also

getaddrinfo(3C), netdb.h(3HEAD), attributes(7), standards(7)

Gilligan, R. RFC 3493, Basic Socket Interface Extensions for IPv6. Network Working Group. February 2003. https://tools.ietf.org/html/rfc3493

History

The freeaddrinfo() function was added to Oracle Solaris in the Solaris 8 release.