diff --git a/lib/libnvmf/libnvmf.h b/lib/libnvmf/libnvmf.h
--- a/lib/libnvmf/libnvmf.h
+++ b/lib/libnvmf/libnvmf.h
@@ -51,6 +51,8 @@
 	};
 };
 
+__BEGIN_DECLS
+
 /* Transport-independent APIs. */
 
 /*
@@ -384,4 +386,6 @@
  */
 int	nvmf_connection_status(int fd, nvlist_t **nvlp);
 
+__END_DECLS
+
 #endif /* !__LIBNVMF_H__ */