sigevent.7: Mention signal.h header file

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-06-16 11:15:28 +02:00 · 2017-06-16 11:15:28 +02:00 · 0b8f560ad9
parent 2079d4344e
commit 0b8f560ad9
1 changed files with 1 additions and 0 deletions
--- a/man7/sigevent.7
+++ b/man7/sigevent.7
@ -28,6 +28,7 @@
 sigevent \- structure for notification from asynchronous routines
 .SH SYNOPSIS
 .nf
+#include <signal.h>

 union sigval {          /* Data passed with notification */
    int     sival_int;         /* Integer value */