Index: trycatch.h
==================================================================
--- trycatch.h
+++ trycatch.h
@@ -23,12 +23,12 @@
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef __TRYCATCH_H__
-#define __TRYCATCH_H__
+#ifndef TRYCATCH_H_INCLUDED
+#define TRYCATCH_H_INCLUDED
 
 #include <setjmp.h>
 #include <stdnoreturn.h>
 
 #define TRYCATCH_CONCAT2(a, b) a ## b