--- /dev/null
+/* $Cambridge: exim/src/OS/os.h-IRIX65,v 1.1 2004/10/06 15:07:39 ph10 Exp $ */
+
+/* Exim: OS-specific C header file for IRIX 6.5 */
+
+#define CRYPT_H
+#define LOAD_AVG_NEEDS_ROOT
+#define HAVE_DEV_KMEM
+#define LOAD_AVG_TYPE long
+#define LOAD_AVG_SYMBOL "avenrun"
+#define KERNEL_PATH "/unix"
+#define FSCALE 1000.0
+
+#define HAVE_MMAP
+#define HAVE_SYS_STATVFS_H
+#define F_FAVAIL f_favail
+#define vfork fork
+
+/* Other OS have "const" in here */
+#define ICONV_ARG2_TYPE char **
+
+/* End */