--- os/Linux.h.orig	2008-06-16 14:00:49.000000000 +0200
+++ os/Linux.h	2008-06-16 14:03:19.000000000 +0200
@@ -189,3 +189,14 @@
 
 #define F_LASTFIELD 35
 };
+
+/* glibc 2.8 define this macro only if system wide fixed len value id present
+ * otherwise must be read from system configuration */
+
+#if defined(_SC_ARG_MAX)
+# if defined(ARG_MAX)
+#    undef ARG_MAX
+# endif
+# define ARG_MAX sysconf (_SC_ARG_MAX)
+#endif
+