.PP
IPv4 connections can be handled with the v6 API by using the
v4-mapped-on-v6 address type;
-thus a program only needs to support this API type to
+thus a program needs to support only this API type to
support both protocols.
This is handled transparently by the address
handling functions in the C library.
RFC\ 2553: IPv6 BASIC API;
Linux tries to be compliant to this.
RFC\ 2460: IPv6 specification.
+.SH COLOPHON
+This page is part of release 3.79 of the Linux
+.I man-pages
+project.
+A description of the project,
+information about reporting bugs,
+and the latest version of this page,
+can be found at
+\%http://www.kernel.org/doc/man\-pages/.