diff --git a/libc/include/sys/exec_elf.h b/libc/include/sys/exec_elf.h
index 6d445bf..ec54a60 100644
--- a/libc/include/sys/exec_elf.h
+++ b/libc/include/sys/exec_elf.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: exec_elf.h,v 1.126 2012/08/05 01:43:59 matt Exp $	*/
+/*	$NetBSD: exec_elf.h,v 1.129 2013/09/10 16:24:02 matt Exp $	*/
 
 /*-
  * Copyright (c) 1994 The NetBSD Foundation, Inc.
@@ -429,6 +429,13 @@
 #define SHT_HIOS	     0x6fffffff
 #define SHT_LOPROC	     0x70000000 /* Processor-specific range */
 #define SHT_AMD64_UNWIND     0x70000001 /* unwind information */
+#define SHT_ARM_EXIDX	     0x70000001	/* exception index table */
+#define SHT_ARM_PREEMPTMAP   0x70000002 /* BPABI DLL dynamic linking
+					 * pre-emption map */
+#define SHT_ARM_ATTRIBUTES   0x70000003 /* Object file compatibility
+					 * attributes */
+#define SHT_ARM_DEBUGOVERLAY 0x70000004 /* See DBGOVL for details */
+#define SHT_ARM_OVERLAYSECTION 0x70000005
 #define SHT_HIPROC	     0x7fffffff
 #define SHT_LOUSER	     0x80000000 /* Application-specific range */
 #define SHT_HIUSER	     0xffffffff
@@ -668,7 +675,12 @@
 #define DT_FINI_ARRAY	26	/* Size, in bytes, of DT_INIT_ARRAY array */
 #define DT_INIT_ARRAYSZ 27	/* Address of termination function array */
 #define DT_FINI_ARRAYSZ 28	/* Size, in bytes, of DT_FINI_ARRAY array*/
-#define DT_NUM		29
+#define DT_RUNPATH	29	/* overrides DT_RPATH */
+#define DT_FLAGS	30	/* Encodes ORIGIN, SYMBOLIC, TEXTREL, BIND_NOW, STATIC_TLS */
+#define DT_ENCODING	31	/* ??? */
+#define DT_PREINIT_ARRAY 32	/* Address of pre-init function array */
+#define DT_PREINIT_ARRAYSZ 33	/* Size, in bytes, of DT_PREINIT_ARRAY array */
+#define DT_NUM		34
 
 #define DT_LOOS		0x60000000	/* Operating system specific range */
 #define DT_VERSYM	0x6ffffff0	/* Symbol versions */
@@ -802,7 +814,7 @@
  * GNU-specific note type: Build ID generated by ld
  * name: GNU\0
  * desc:
- *	word[0..4] SHA1 [default] 
+ *	word[0..4] SHA1 [default]
  * or
  *	word[0..3] md5 or uuid
  * descsz: 16 or 20
@@ -829,7 +841,7 @@
 /* SuSE-specific note type: version
  * name: SuSE\0\0\0\0
  * namesz: 8
- * desc: 
+ * desc:
  *	word[0] = VVTTMMmm
  *
  *	V = version of following data
@@ -848,7 +860,7 @@
 /* NetBSD-specific note type: Emulation name.
  * name: NetBSD\0\0
  * namesz: 8
- * desc: 
+ * desc:
  *	word[0]: MMmmrrpp00
  *
  *	M = major version
@@ -864,7 +876,7 @@
 /* NetBSD-specific note name */
 #define ELF_NOTE_NETBSD_NAME		"NetBSD\0\0"
 
-/* NetBSD-specific note type: Checksum. 
+/* NetBSD-specific note type: Checksum.
  * There should be 1 NOTE per PT_LOAD section.
  * name: ???
  * namesz: ???
@@ -953,6 +965,20 @@
 	int32_t		cpi_siglwp;	/* LWP target of killing signal */
 };
 
+/*
+ * NetBSD-specific note type: MACHINE_ARCH.
+ * There should be 1 NOTE per executable.
+ * name:	NetBSD\0
+ * namesz:	7
+ * desc:	string
+ * descsz:	variable
+ */
+#define ELF_NOTE_TYPE_MARCH_TAG		5
+/* NetBSD-specific note name and description sizes */
+#define ELF_NOTE_MARCH_NAMESZ		ELF_NOTE_NETBSD_NAMESZ
+/* NetBSD-specific note name */
+#define ELF_NOTE_MARCH_NAME		ELF_NOTE_NETBSD_NAME
+
 #if !defined(ELFSIZE) && defined(ARCH_ELFSIZE)
 #define ELFSIZE ARCH_ELFSIZE
 #endif
@@ -1067,7 +1093,7 @@
 #define SYMINFO_NUM		2
 
 /*
- * These constants are used for Elf32_Verdef struct's version number.  
+ * These constants are used for Elf32_Verdef struct's version number.
  */
 #define VER_DEF_NONE		0
 #define VER_DEF_CURRENT		1
@@ -1078,7 +1104,7 @@
 #define VER_DEF_IDX(x)		VER_NDX(x)
 
 /*
- * These constants are used for Elf32_Verdef struct's vd_flags.	 
+ * These constants are used for Elf32_Verdef struct's vd_flags.
  */
 #define VER_FLG_BASE		0x1
 #define VER_FLG_WEAK		0x2
@@ -1091,7 +1117,7 @@
 #define VER_NDX_GIVEN		2
 
 /*
- * These constants are used for Elf32_Verneed struct's version number.	
+ * These constants are used for Elf32_Verneed struct's version number.
  */
 #define VER_NEED_NONE		0
 #define VER_NEED_CURRENT	1