Index: Botan-1.10.8/src/build-data/arch/aarch64.txt
===================================================================
--- /dev/null
+++ Botan-1.10.8/src/build-data/arch/aarch64.txt
@@ -0,0 +1,16 @@
+
+endian little
+family aarch64
+
+<aliases>
+arm64 # For Debian
+</aliases>
+
+<submodels>
+</submodels>
+
+<submodel_aliases>
+</submodel_aliases>
+
+<isa_extn>
+</isa_extn>