--- old/make/defs.make	2014-12-11 13:52:40.383275415 -0500
+++ new/make/defs.make	2014-12-11 13:52:40.163294898 -0500
@@ -286,7 +286,7 @@
 
   # Use uname output for SRCARCH, but deal with platform differences. If ARCH
   # is not explicitly listed below, it is treated as x86.
-  SRCARCH     = $(ARCH/$(filter sparc sparc64 ia64 amd64 x86_64 arm ppc ppc64 zero,$(ARCH)))
+  SRCARCH     = $(ARCH/$(filter sparc sparc64 ia64 amd64 x86_64 arm ppc ppc64 aarch64 zero,$(ARCH)))
   ARCH/       = x86
   ARCH/sparc  = sparc
   ARCH/sparc64= sparc
@@ -296,6 +296,7 @@
   ARCH/ppc64  = ppc
   ARCH/ppc    = ppc
   ARCH/arm    = arm
+  ARCH/aarch64= aarch64
   ARCH/zero   = zero
 
   # BUILDARCH is usually the same as SRCARCH, except for sparcv9
@@ -326,11 +327,12 @@
   LIBARCH/sparcv9 = sparcv9
   LIBARCH/ia64    = ia64
   LIBARCH/ppc64   = ppc64
+  LIBARCH/aarch64 = aarch64
   LIBARCH/ppc     = ppc
   LIBARCH/arm     = arm
   LIBARCH/zero    = $(ZERO_LIBARCH)
 
-  LP64_ARCH = sparcv9 amd64 ia64 ppc64 zero
+  LP64_ARCH = sparcv9 amd64 ia64 ppc64 aarch64 zero
 endif
 
 # Required make macro settings for all platforms