.\" .\" Copyright 2010 by Ben Greear .\" SPDX-License-Identifier: MIT .\" .TH ARES_SET_LOCAL_IP4 3 "30 June 2010" .SH NAME ares_set_local_ip4 \- Set local IPv4 address outgoing requests. .SH SYNOPSIS .nf #include void ares_set_local_ip4(ares_channel_t *\fIchannel\fP, unsigned int \fIlocal_ip\fP) .fi .SH DESCRIPTION The \fBares_set_local_ip4\fP function sets the IP address for outbound requests. The parameter \fIlocal_ip\fP is specified in host byte order. This allows users to specify outbound interfaces when used on multi-homed systems. .SH SEE ALSO .BR ares_set_local_ip6 (3) .SH NOTES This function was added in c-ares 1.7.4