$NetBSD: patch-libitm_configure.tgt,v 1.1 2025/04/25 19:35:10 dkazankov Exp $

Support Darwin/aarch64, from https://github.com/Homebrew/formula-patches.

--- libitm/configure.tgt
+++ libitm/configure.tgt
@@ -50,7 +50,7 @@ fi
 # Map the target cpu to an ARCH sub-directory.  At the same time,
 # work out any special compilation flags as necessary.
 case "${target_cpu}" in
-  aarch64*)		ARCH=aarch64 ;;
+  aarch64* | arm64*)	ARCH=aarch64 ;;
   alpha*)		ARCH=alpha ;;
   rs6000 | powerpc*)
 	XCFLAGS="${XCFLAGS} -mhtm"