From: Alejandro Colomar <alx@kernel.org>
Date: Mon, 1 Dec 2025 17:26:01 +0000 (+0100)
Subject: man/man2const/{IPPROTO_IPV6,IPV6_MTU_DISCOVER}.2const: Split IPV6_MTU_DISCOVER from... 
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6e69c9a32eb00bf017f5118aaaf2ba321876b818;p=thirdparty%2Fman-pages.git

man/man2const/{IPPROTO_IPV6,IPV6_MTU_DISCOVER}.2const: Split IPV6_MTU_DISCOVER from IPPROTO_IPV6(2const)

Signed-off-by: Alejandro Colomar <alx@kernel.org>
---

diff --git a/man/man2const/IPPROTO_IPV6.2const b/man/man2const/IPPROTO_IPV6.2const
index ab89c1b99..c752c8ab0 100644
--- a/man/man2const/IPPROTO_IPV6.2const
+++ b/man/man2const/IPPROTO_IPV6.2const
@@ -112,14 +112,8 @@ The following socket options are supported.
 .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.
diff --git a/man/man2const/IPV6_MTU_DISCOVER.2const b/man/man2const/IPV6_MTU_DISCOVER.2const
new file mode 100644
index 000000000..094cdf7d6
--- /dev/null
+++ b/man/man2const/IPV6_MTU_DISCOVER.2const
@@ -0,0 +1,42 @@
+.\" 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)