--- /dev/null
+/* $Cambridge: exim/src/OS/os.h-OSF1,v 1.1 2004/10/06 15:07:39 ph10 Exp $ */
+
+/* Exim: OS-specific C header file for OSF1 */
+
+#define HAVE_SYS_MOUNT_H
+#define HAVE_GETIPNODEBYNAME 1
+
+typedef struct flock flock_t;
+#define F_FREESP O_TRUNC
+
+#define SOCKLEN_T size_t
+
+/* End */