.BR IPV6_DROP_MEMBERSHIP (2const)
.TQ
.BR IPV6_MTU (2const)
-.TP
-.B IPV6_MTU_DISCOVER
-Control path-MTU discovery on the socket.
-See
-.B IP_MTU_DISCOVER
-in
-.BR ip (7)
-for details.
+.TQ
+.BR IPV6_MTU_DISCOVER (2const)
.TP
.B IPV6_MULTICAST_HOPS
Set the multicast hop limit for the socket.
--- /dev/null
+.\" Copyright, the authors of the Linux man-pages project
+.\"
+.\" SPDX-License-Identifier: Linux-man-pages-copyleft
+.\"
+.TH IPV6_MTU_DISCOVER 2const (date) "Linux man-pages (unreleased)"
+.SH NAME
+IPV6_MTU_DISCOVER
+\-
+path maximum transfer unit size discovery
+.SH LIBRARY
+Standard C library
+.RI ( libc ,\~ \-lc )
+.SH SYNOPSIS
+.nf
+.BR "#include <netinet/in.h>" " /* Definition of " IP* " constants */"
+.B #include <sys/socket.h>
+.P
+.BI int\~setsockopt(int\~ sockfd ,\~IPPROTO_IPV6,\~IPV6_MTU_DISCOVER,
+.BI " const\~int\~*" val ,\~sizeof(int));
+.BI int\~getsockopt(int\~ sockfd ,\~IPPROTO_IPV6,\~IPV6_MTU_DISCOVER,
+.BI " int\~*" val ,\~sizeof(int));
+.fi
+.SH DESCRIPTION
+.TP
+.B IPV6_MTU_DISCOVER
+Control path-MTU discovery on the socket.
+See
+.B IP_MTU_DISCOVER
+in
+.BR ip (7)
+for details.
+.SH ERRORS
+See
+.BR IPPROTO_IPV6 (2const).
+See
+.BR setsockopt (2).
+See
+.BR ipv6 (7).
+.SH SEE ALSO
+.BR IPPROTO_IPV6 (2const),
+.BR setsockopt (2),
+.BR ipv6 (7)