1 files changed, 10 insertions, 0 deletions
diff --git a/ghc/lib/std/cbits/lockFile.h b/ghc/lib/std/cbits/lockFile.h
new file mode 100644
index 0000000000..e1d26b2ea8
--- /dev/null
+++ b/ghc/lib/std/cbits/lockFile.h
@@ -0,0 +1,10 @@
+/* 
+ * (c) The University of Glasgow 2001
+ *
+ * $Id: lockFile.h,v 1.1 2001/05/18 16:54:06 simonmar Exp $
+ *
+ * lockFile header
+ */
+
+int lockFile(int fd, int for_writing, int exclusive);
+int unlockFile(int fd);