--- a/examples/audio_out.c
+++ b/examples/audio_out.c
@@ -432,7 +432,7 @@
 
 #if (defined (__MACH__) && defined (__APPLE__)) /* MacOSX */
 
-#include <Carbon.h>
+#include <Carbon/Carbon.h>
 #include <CoreAudio/AudioHardware.h>
 
 #define	MACOSX_MAGIC	MAKE_MAGIC ('M', 'a', 'c', ' ', 'O', 'S', ' ', 'X')
--- a/Cfg/config.sub
+++ b/Cfg/config.sub
@@ -239,6 +239,7 @@
 	# Some are omitted here because they have special meanings below.
 	1750a | 580 \
 	| a29k \
+	| aarch64 \
 	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
 	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
 	| am33_2.0 \
@@ -319,6 +320,7 @@
 	# Recognize the basic CPU types with company name.
 	580-* \
 	| a29k-* \
+	| aarch64-* \
 	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
 	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
 	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* \