From f6faff8960efd71cf42d45845b4dd50e0e9a2dd4 Mon Sep 17 00:00:00 2001
From: Alexander von Gluck IV <kallisti5@unixzen.com>
Date: Mon, 2 Feb 2015 16:17:42 +0000
Subject: [PATCH] tests: check for _USE_GNU and define sighandler_t is not
 (matching signal.h logic)

---
 src/tests/system/libroot/posix/signal_test.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/tests/system/libroot/posix/signal_test.cpp b/src/tests/system/libroot/posix/signal_test.cpp
index 04174537da..741148d5cc 100644
--- a/src/tests/system/libroot/posix/signal_test.cpp
+++ b/src/tests/system/libroot/posix/signal_test.cpp
@@ -21,6 +21,14 @@ typedef void (*sighandler_t)(int);
 #	define ualarm(usec, interval) alarm(1)
 #endif
 
+#if !defined(__USE_GNU)
+// sighandler is a GNU extension. This matches the check
+// in signal.h.  We may want to use posix sigaction though
+// in the future which is posix
+typedef void (*sighandler_t)(int);
+#endif
+
+
 const void* kUserDataMagic = (void *)0x12345678;
 
 static char sAlternateStack[SIGSTKSZ];