+Re-ordering the headers in the below patch fixes aarch64
+compilation, due to gzip.h defining
+
+# define head (prev+WSIZE)
+
+and <asm/sigcontext.h> using
+
+struct fpsimd_context {
+ struct _aarch64_ctx head;
+ /* ... */
+}
+
+diff -u -r ../gzip-1.6/zip.c ./zip.c
+--- ../gzip-1.6/zip.c 2013-02-01 23:39:13.000000000 -0500
++++ ./zip.c 2016-01-03 19:37:00.603075562 -0500
+@@ -20,12 +20,12 @@
+ #include <config.h>
+ #include <ctype.h>
+
+-#include "tailor.h"
+-#include "gzip.h"
+-
+ #include <unistd.h>
+ #include <fcntl.h>
+
++#include "tailor.h"
++#include "gzip.h"
++
+ local ulg crc; /* crc on uncompressed file data */
+ off_t header_bytes; /* number of bytes in gzip header */
+