1 files changed, 5 insertions, 2 deletions
diff --git a/signal.c b/signal.c
index e1b757e8c3..e946337ae7 100644
--- a/signal.c
+++ b/signal.c
@@ -18,6 +18,10 @@
 #include <errno.h>
 #include "atomic.h"
 
+#if defined(__native_client__) && defined(NACL_NEWLIB)
+# include "nacl/signal.h"
+#endif
+
 #ifdef NEED_RUBY_ATOMIC_EXCHANGE
 rb_atomic_t
 ruby_atomic_exchange(rb_atomic_t *ptr, rb_atomic_t val)
@@ -417,8 +421,6 @@ typedef RETSIGTYPE ruby_sigaction_t(int);
 #define SIGINFO_ARG
 #endif
 
-#ifdef POSIX_SIGNAL
-
 #ifdef USE_SIGALTSTACK
 /* alternate stack for SIGSEGV */
 void
@@ -437,6 +439,7 @@ rb_register_sigaltstack(rb_thread_t *th)
 }
 #endif /* USE_SIGALTSTACK */
 
+#ifdef POSIX_SIGNAL
 static sighandler_t
 ruby_signal(int signum, sighandler_t handler)
 {