.BR IP_BLOCK_SOURCE (2const)
.TQ
.BR IP_DROP_MEMBERSHIP (2const)
-.TP
-.BR IP_DROP_SOURCE_MEMBERSHIP " (since Linux 2.4.22 / 2.5.68)"
-Leave a source-specific group\[em]that is, stop receiving data from
-a given multicast group that come from a given source.
-If the application has subscribed to multiple sources within
-the same group, data from the remaining sources will still be delivered.
-To stop receiving data from all sources at once, use
-.BR IP_DROP_MEMBERSHIP (2const).
-.IP
-Argument is an
-.BR ip_mreq_source (2type)
-structure.
+.TQ
+.BR IP_DROP_SOURCE_MEMBERSHIP (2const)
.TP
.BR IP_FREEBIND " (since Linux 2.4)"
.\" Precisely: since Linux 2.4.0-test10
--- /dev/null
+.\" Copyright, the authors of the Linux man-pages project
+.\"
+.\" SPDX-License-Identifier: Linux-man-pages-copyleft
+.\"
+.TH IP_DROP_SOURCE_MEMBERSHIP 2const (date) "Linux man-pages (unreleased)"
+.SH NAME
+IP_DROP_SOURCE_MEMBERSHIP
+\-
+leave a source-specific multicast group
+.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_IP,\~IP_DROP_SOURCE_MEMBERSHIP,
+.BI " const\~struct\~ip_mreq_source\~*" val ,
+.B " sizeof(struct\~ip_mreq_source));"
+.fi
+.SH DESCRIPTION
+.TP
+.BR IP_DROP_SOURCE_MEMBERSHIP " (since Linux 2.4.22 / 2.5.68)"
+Leave a source-specific group\[em]that is, stop receiving data from
+a given multicast group that come from a given source.
+If the application has subscribed to multiple sources within
+the same group, data from the remaining sources will still be delivered.
+To stop receiving data from all sources at once, use
+.BR IP_DROP_MEMBERSHIP (2const).
+.IP
+Argument is an
+.BR ip_mreq_source (2type)
+structure.
+.SH ERRORS
+See
+.BR IPPROTO_IP (2const).
+See
+.BR setsockopt (2).
+See
+.BR ip (7).
+.SH SEE ALSO
+.BR IPPROTO_IP (2const),
+.BR ip_mreq_source (2type),
+.BR setsockopt (2),
+.BR ip (7)