Merge pull request #1601 in FS/freeswitch from…

Merge pull request #1601 in FS/freeswitch from ~ANDYWOLK/freeswitch:bugfix/FS-11423-add-arm64-detection-to-mod_isac to master

* commit '7ebe4134':
  FS-11423: [mod_isac] Add ARM64 detection.

src/mod/codecs/mod_isac/typedefs.h

@@ -61,6 +61,9 @@
 #define WEBRTC_ARCH_X86_64
 #define WEBRTC_ARCH_64_BITS
 #define WEBRTC_ARCH_LITTLE_ENDIAN
+#elif defined(__aarch64__)
+#define WEBRTC_ARCH_64_BITS
+#define WEBRTC_ARCH_LITTLE_ENDIAN
 #elif defined(_M_IX86) || defined(__i386__)
 #define WEBRTC_ARCH_X86_FAMILY
 #define WEBRTC_ARCH_X86