docs: ares_set_local_ip4() uses host byte order (#368)

Properly document brain-dead behavior of ares_set_local_ip4() using host byte order instead of expected network byte order.

Fix By: Dustin Lundquist <d.lundquist@tempered.io>

docs/ares_set_local_ip4.3

@@ -24,8 +24,8 @@ ares_set_local_ip4 \- Set local IPv4 address outgoing requests.
 .fi
 .SH DESCRIPTION
 The \fBares_set_local_ip4\fP function sets the IP address for outbound
-requests.  This allows users to specify outbound interfaces when used
-on multi-homed systems.
+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

docs/ares_set_local_ip6.3

@@ -24,8 +24,9 @@ ares_set_local_ip6 \- Set local IPv6 address outgoing requests.
 .fi
 .SH DESCRIPTION
 The \fBares_set_local_ip6\fP function sets the IPv6 address for outbound
-IPv6 requests.  This allows users to specify outbound interfaces when used
-on multi-homed systems.  The local_ip6 argument must be 16 bytes in length.
+IPv6 requests.  The parameter \fIlocal_ip6\fP is specified in network byte
+order.  This allows users to specify outbound interfaces when used on
+multi-homed systems.  The local_ip6 argument must be 16 bytes in length.
 .SH SEE ALSO
 .BR ares_set_local_ip4 (3)
 .SH NOTES