Update <sys/exec_elf.h> to get the DF_* flags.

Change-Id: Ia9e785f6b95122f94ee3b01a312db1d5bb91a72e
diff --git a/libc/include/sys/exec_elf.h b/libc/include/sys/exec_elf.h
index ec54a60..e3aa52a 100644
--- a/libc/include/sys/exec_elf.h
+++ b/libc/include/sys/exec_elf.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: exec_elf.h,v 1.129 2013/09/10 16:24:02 matt Exp $	*/
+/*	$NetBSD: exec_elf.h,v 1.130 2013/10/28 21:36:43 matt Exp $	*/
 
 /*-
  * Copyright (c) 1994 The NetBSD Foundation, Inc.
@@ -693,6 +693,13 @@
 #define DT_LOPROC	0x70000000	/* Processor-specific range */
 #define DT_HIPROC	0x7fffffff
 
+/* Flag values for DT_FLAGS */
+#define DF_ORIGIN	0x00000001	/* uses $ORIGIN */
+#define DF_SYMBOLIC	0x00000002	/* */
+#define DF_TEXTREL	0x00000004	/* */
+#define DF_BIND_NOW	0x00000008	/* */
+#define DF_STATICT_LS	0x00000010	/* */
+
 /* Flag values for DT_FLAGS_1 (incomplete) */
 #define DF_1_BIND_NOW	0x00000001	/* Same as DF_BIND_NOW */
 #define DF_1_NODELETE	0x00000008	/* Set the RTLD_NODELETE for object */