x86_64: Rename 64-bit linker to linker64

That's for having both on the same system.

Change-Id: Ic2bc2c015e6486e8b6a7576f7b28d2d027534368
Signed-off-by: Pavel Chupin <pavel.v.chupin@intel.com>
diff --git a/linker/linker.cpp b/linker/linker.cpp
old mode 100644
new mode 100755
index cabbb99..d08bf75
--- a/linker/linker.cpp
+++ b/linker/linker.cpp
@@ -1844,7 +1844,11 @@
      */
     {
         static soinfo linker_soinfo;
+#ifdef __LP64__
+        strlcpy(linker_soinfo.name, "/system/bin/linker64", sizeof(linker_soinfo.name));
+#else
         strlcpy(linker_soinfo.name, "/system/bin/linker", sizeof(linker_soinfo.name));
+#endif
         linker_soinfo.flags = 0;
         linker_soinfo.base = linker_base;