summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--sysdeps/mach/hurd/bits/sigaction.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/bits/sigaction.h b/sysdeps/mach/hurd/bits/sigaction.h
index 7ad6a326bb..d7db36f611 100644
--- a/sysdeps/mach/hurd/bits/sigaction.h
+++ b/sysdeps/mach/hurd/bits/sigaction.h
@@ -16,6 +16,9 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
+#ifndef _BITS_SIGACTION_H
+#define _BITS_SIGACTION_H 1
+
#ifndef _SIGNAL_H
# error "Never include <bits/sigaction.h> directly; use <signal.h> instead."
#endif
@@ -79,3 +82,5 @@ struct sigaction
#define SIG_BLOCK 1 /* Block signals. */
#define SIG_UNBLOCK 2 /* Unblock signals. */
#define SIG_SETMASK 3 /* Set the set of blocked signals. */
+
+#endif