diff --git a/include/cxx/cfcntl b/include/cxx/cfcntl
index 6907a53481..994b86c382 100644
--- a/include/cxx/cfcntl
+++ b/include/cxx/cfcntl
@@ -49,7 +49,7 @@
 namespace std
 {
   using ::flock;
-  using ::creat;
+//using ::creat;
   using ::open;
   using ::fcntl;
 }
diff --git a/include/cxx/cunistd b/include/cxx/cunistd
index 1a9c2cf163..be1d2d5cfe 100644
--- a/include/cxx/cunistd
+++ b/include/cxx/cunistd
@@ -59,6 +59,8 @@ namespace std
   using ::lseek;
   using ::read;
   using ::write;
+  using ::pread;
+  using ::pwrite;
   using ::pipe;
   using ::chdir;
   using ::getcwd;