Update azure-pipelines.yml

azure-pipelines.yml

@@ -185,8 +185,8 @@ jobs:
   variables:
      LD_LIBRARY_PATH: /usr/local/opt/llvm/lib:/usr/local/lib:$LD_LIBRARY_PATH
      DYLD_LIBRARY_PATH: $LD_LIBRARY_PATH
-     LIBRARY_PATH: /usr/local/opt/llvm/lib
-     LDFLAGS: -L/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/lib
+     LIBRARY_PATH: /usr/local/opt/llvm/lib:/usr/local/lib
+     LDFLAGS: -L/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/lib -L/usr/local/lib
   steps:   
   - script: |
       brew update