diff -up bind-9.3.6-P1/lib/isc/unix/resource.c.rh663112 bind-9.3.6-P1/lib/isc/unix/resource.c
--- bind-9.3.6-P1/lib/isc/unix/resource.c.rh663112	2011-10-26 13:46:04.487786331 +0200
+++ bind-9.3.6-P1/lib/isc/unix/resource.c	2011-10-26 13:47:16.213781360 +0200
@@ -159,7 +159,10 @@ isc_resource_setlimit(isc_resource_t res
 		if (unixresult == 0)
 			return (ISC_R_SUCCESS);
 	}
-#elif defined(NR_OPEN) && defined(__linux__)
+#elif defined(__linux__)
+#ifndef NR_OPEN
+#define NR_OPEN (1024*1024)
+#endif
 	/*
 	 * Some Linux kernels don't accept RLIM_INFINIT; the maximum
 	 * possible value is the NR_OPEN defined in linux/fs.h.