diff --git a/src/lib/libstdc++/std/straights.h b/src/lib/libstdc++/std/straights.h
index e04e030..f4b8808 100644
--- a/src/lib/libstdc++/std/straights.h
+++ b/src/lib/libstdc++/std/straights.h
@@ -1,4 +1,6 @@
-#include <sys/types.h>
+extern "C" {
+  #include <sys/types.h>
+  }
 
 typedef char charT;