From 54d072edd47303fe1fc9b68d05d0d6bc88af2fd8 Mon Sep 17 00:00:00 2001
From: Guofang <lazysoez@gmail.com>
Date: Tue, 27 Oct 2026 21:36:07 +0800
Subject: [PATCH] Map macOS arm64 to aarch64 for the debian13 multiarch
 directory

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
---
 debian13/build.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/debian13/build.sh b/debian13/build.sh
index 7f0e6bb..b1cfe23 100755
--- a/debian13/build.sh
+++ b/debian13/build.sh
@@ -15,7 +15,11 @@ fi
 
 SOURCES_DIR="$SOURCES_DIR" "$FETCH_SCRIPT"
 
+# macOS reports arm64 where Linux (and Debian multiarch) call it aarch64.
+ARCH=$(uname -m)
+[ "$ARCH" = arm64 ] && ARCH=aarch64
+
 echo "Building image $IMAGE_NAME with podman (prefix $PREFIX) ..."
 exec podman build --build-context sources="$SOURCES_DIR" \
-    --build-arg PREFIX="$PREFIX" --build-arg MULTIARCH="$(uname -m)-linux-gnu" \
+    --build-arg PREFIX="$PREFIX" --build-arg MULTIARCH="$ARCH-linux-gnu" \
     --tag "$IMAGE_NAME" "$SCRIPT_DIR"