Index: .github/workflows/cross-bootstrap-tools.yml
===================================================================
--- .github/workflows/cross-bootstrap-tools.yml
+++ .github/workflows/cross-bootstrap-tools.yml
@@ -23,10 +23,10 @@
             compiler: clang-10
             cross-bindir: /usr/lib/llvm-10/bin
             pkgs: bmake libarchive-dev clang-10 lld-10
-          - os: macOS-latest
-            compiler: clang-11
+          - os: macos-latest
+            compiler: clang-12
+            cross-bindir: /usr/local/opt/llvm/bin
             pkgs: bmake libarchive
-
     steps:
       - uses: actions/checkout@v2
       - name: install packages (Ubuntu)
Index: share/mk/bsd.linker.mk
===================================================================
--- share/mk/bsd.linker.mk
+++ share/mk/bsd.linker.mk
@@ -88,6 +88,10 @@
 # Some versions do not contain a minor version so we need to append .0.0 there
 _v:=${_v}.0.0
 .endif
+.elif ${_ld_version:[1]} == "Homebrew"
+# bootstrap linker on MacOS / homebrew
+${X_}LINKER_TYPE=        mac
+_v=        ${_ld_version:[3]}
 .else
 .warning Unknown linker from ${ld}=${${ld}}: ${_ld_version}, defaulting to bfd
 ${X_}LINKER_TYPE=	bfd