[PATCH] Add Aarch64 support

[Riku Voipio]

ELF_TARG_MACH picked up from kernel headers. Current Aarch64
implementations are LE, but BE implementations are possible as
well. With this patch libbsd builds on Aarch64 and passes testsuite
on LE simulator.

Signed-off-by: Riku Voipio <riku.voipio at linaro.org>
---
 src/local-elf.h |   12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/local-elf.h b/src/local-elf.h
index afcc8ed..306147e 100644
--- a/src/local-elf.h
+++ b/src/local-elf.h
@@ -37,7 +37,17 @@
 
 #define ELF_TARG_VER	EV_CURRENT
 
-#if defined(__alpha__)
+#if defined(__aarch64__)
+
+#define ELF_TARG_MACH	EM_AARCH64
+#define ELF_TARG_CLASS	ELFCLASS64
+#if defined(__AARCH64EB__)
+#define ELF_TARG_DATA	ELFDATA2MSB
+#else
+#define ELF_TARG_DATA	ELFDATA2LSB
+#endif
+
+#elif defined(__alpha__)
 
 #define ELF_TARG_MACH	EM_ALPHA
 #define ELF_TARG_CLASS	ELFCLASS64
-- 
1.7.10.4