[PATCH 3/9] system_data_types.7: Document sigevent

[Alejandro Colomar]

Signed-off-by: Alejandro Colomar <colomar.6.4.3@gmail.com>
---
 man7/system_data_types.7 | 57 ++++++++++++++++++++++++++++++++++++----
 1 file changed, 52 insertions(+), 5 deletions(-)

diff --git a/man7/system_data_types.7 b/man7/system_data_types.7
index 48871e4eb..53c289e31 100644
--- a/man7/system_data_types.7
+++ b/man7/system_data_types.7
@@ -133,6 +133,51 @@ and
 .I ssize_t
 types in this page.
 .TP
+.I sigevent
+.IP
+Include:
+.IR <signal.h> ;
+or
+.I <aio.h>
+or
+.I <mqueue.h>
+or
+.IR <time.h> .
+.IP
+.EX
+struct sigevent {
+    int             sigev_notify; /* Notification type */
+    int             sigev_signo;  /* Signal number */
+    union sigval    sigev_value;  /* Signal value */
+    void          (*sigev_notify_function)(union sigval);
+                                  /* Notification function */
+    pthread_attr_t *sigev_notify_attributes;
+                                  /* Notification attributes */
+};
+.EE
+.\".IP
+.\" FIXME: Add a description?
+.IP
+Conforming to: POSIX.1-2001 and later.
+.IP
+Notes:
+.I <aio.h>
+and
+.I <time.h>
+define
+.I sigevent
+since POSIX.1-2008.
+.IP
+See also:
+.BR timer_create (2),
+.BR getaddrinfo_a (3),
+.BR lio_listio (3),
+.BR mq_notify (3)
+.\".IP
+.\"See also the
+.\".I aiocb	FIXME
+.\"structure in this page.
+.TP
 .I sigval
 .IP
 Include:
@@ -153,12 +198,14 @@ See also:
 .BR pthread_sigqueue (3),
 .BR sigqueue (3),
 .BR sigevent (7)
-.\".IP
-.\"See also the
-.\".I sigevent	FIXME
-.\"structure and the
+.IP
+See also the
+.I sigevent
+structure
+.\"and the
 .\".I siginfo_t	FIXME
-.\"type in this page.
+.\"type
+in this page.
 .TP
 .I size_t
 .IP
-- 
2.28.0