diff --git a/include/valgrind.h b/include/valgrind.h
index 85e40a8..61f8803 100644
--- a/include/valgrind.h
+++ b/include/valgrind.h
@@ -204,7 +204,7 @@
 
 /* ------------------------- x86-{linux,darwin} ---------------- */
 
-#if defined(PLAT_x86_linux)  ||  defined(PLAT_x86_darwin)  
+#if defined(PLAT_x86_linux)  ||  defined(PLAT_x86_darwin)  \
     ||  (defined(PLAT_x86_win32) && defined(__GNUC__))
 
 typedef