about summary refs log tree commit diff
path: root/include/signal.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/signal.h')
-rw-r--r--include/signal.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/signal.h b/include/signal.h
index 693aeb807a..1a14ff3dc7 100644
--- a/include/signal.h
+++ b/include/signal.h
@@ -1,3 +1,4 @@
+#ifndef _SIGNAL_H
 #if defined __need_sig_atomic_t || defined __need_sigset_t
 # include <signal/signal.h>
 #else
@@ -23,3 +24,4 @@ extern int __sigreturn __P ((struct sigcontext *__scp));
 extern int __sigaltstack __P ((__const struct sigaltstack *__ss,
 			       struct sigaltstack *__oss));
 #endif
+#endif