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authorMichael Kerrisk <mtk.manpages@gmail.com>2020-10-08 07:19:25 +0200
committerMichael Kerrisk <mtk.manpages@gmail.com>2020-10-08 07:42:24 +0200
commit2650e82753beeb3f2e7a613be28ba8a1cbecd6b8 (patch)
tree3d88c252d5b08f56577a4c335b8ad5bd1302cde9
parentac31fab940b3fcd4faef6ad0473cee605cdb1cd0 (diff)
downloadman-pages-2650e82753beeb3f2e7a613be28ba8a1cbecd6b8.tar.gz
recv.2, send.2: Add cross references to pages with further info about ancillary data
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
-rw-r--r--man2/recv.25
-rw-r--r--man2/send.25
2 files changed, 10 insertions, 0 deletions
diff --git a/man2/recv.2 b/man2/recv.2
index 52db51975..1e6ad1668 100644
--- a/man2/recv.2
+++ b/man2/recv.2
@@ -398,6 +398,11 @@ Ancillary data should be accessed only by the macros defined in
.PP
As an example, Linux uses this ancillary data mechanism to pass extended
errors, IP options, or file descriptors over UNIX domain sockets.
+For further information on the use of ancillary data in various
+socket domains, see
+.BR unix (7)
+and
+.BR ip (7).
.PP
The
.I msg_flags
diff --git a/man2/send.2 b/man2/send.2
index f69e851c6..85d556d59 100644
--- a/man2/send.2
+++ b/man2/send.2
@@ -303,6 +303,11 @@ per socket by the value in
.IR /proc/sys/net/core/optmem_max ;
see
.BR socket (7).
+For further information on the use of ancillary data in various
+socket domains, see
+.BR unix (7)
+and
+.BR ip (7).
.PP
The
.I msg_flags