Restore bionic's <linux/elf-em.h>.

Used by <linux/audit.h>.

Change-Id: Ica4ebb7f52a7fce13c52fdff35e187ded3939382
diff --git a/libc/kernel/common/linux/elf-em.h b/libc/kernel/common/linux/elf-em.h
new file mode 100644
index 0000000..f1e4e47
--- /dev/null
+++ b/libc/kernel/common/linux/elf-em.h
@@ -0,0 +1,58 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ***   To edit the content of this header, modify the corresponding
+ ***   source file (e.g. under external/kernel-headers/original/) then
+ ***   run bionic/libc/kernel/tools/update_all.py
+ ***
+ ***   Any manual change here will be lost the next time this script will
+ ***   be run. You've been warned!
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _LINUX_ELF_EM_H
+#define _LINUX_ELF_EM_H
+#define EM_NONE 0
+#define EM_M32 1
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define EM_SPARC 2
+#define EM_386 3
+#define EM_68K 4
+#define EM_88K 5
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define EM_486 6
+#define EM_860 7
+#define EM_MIPS 8
+#define EM_MIPS_RS3_LE 10
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define EM_MIPS_RS4_BE 10
+#define EM_PARISC 15
+#define EM_SPARC32PLUS 18
+#define EM_PPC 20
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define EM_PPC64 21
+#define EM_SH 42
+#define EM_SPARCV9 43
+#define EM_IA_64 50
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define EM_X86_64 62
+#define EM_S390 22
+#define EM_CRIS 76
+#define EM_V850 87
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define EM_M32R 88
+#define EM_H8_300 46
+#define EM_FRV 0x5441
+#define EM_ALPHA 0x9026
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define EM_CYGNUS_V850 0x9080
+#define EM_CYGNUS_M32R 0x9041
+#define EM_S390_OLD 0xA390
+#endif
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */