diff --git a/libc/stdio/glue.h b/libc/stdio/glue.h
index 4ead20a..a9e5d10 100644
--- a/libc/stdio/glue.h
+++ b/libc/stdio/glue.h
@@ -32,6 +32,10 @@
  * SUCH DAMAGE.
  */
 
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+
 /*
  * The first few FILEs are statically allocated; others are dynamically
  * allocated and linked in via this glue structure.
@@ -44,3 +48,5 @@
 
 /* This was referenced by a couple of different pieces of middleware and the Crystax NDK. */
 __LIBC64_HIDDEN__ extern struct glue __sglue;
+
+__END_DECLS