MAINT: Fixup on macos

Author: HaoZeke

.github/workflows/ci_basic.yml

@@ -11,7 +11,7 @@ jobs:
       fail-fast: false
       matrix:
         # TODO: Check windows-2022 later, issues linking fmt
-        os: [ubuntu-22.04, macos-12, macos-14]
+        os: [ubuntu-22.04, macos-13, macos-14]
     steps:
       - uses: actions/checkout@v4
       - uses: prefix-dev/setup-pixi@v0.8.10

make.in

@@ -21,7 +21,14 @@ MAKEDEPEND=g++ -M $(CXXFLAGS)
 # Lapack includes and linking
 
 ILAPACK=
-LLAPACK=-lopenblas
+LLAPACK=
+
+ifeq ($(shell uname -s),Darwin)
+    LLAPACK=-framework Accelerate
+else
+    LLAPACK=-lopenblas
+endif
+
 
 TBSRC=../libs/
 LDFLAGS=-L$(TBSRC) -ltoolbox $(LLAPACK)