Add back HIPO_USES_

Author: odow

highs/CMakeLists.txt

@@ -185,6 +185,12 @@ else()
       $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/highs/hipo/ipm>
     )
     target_link_libraries(highs BLAS::BLAS)
+    string(TOLOWER "${BLAS_LIBRARIES}" blas_lower)
+    if(blas_lower MATCHES "openblas")
+        target_compile_definitions(highs PRIVATE HIPO_USES_OPENBLAS)
+    elseif(blas_lower MATCHES "accelerate")
+        target_compile_definitions(highs PRIVATE HIPO_USES_APPLE_BLAS)
+    endif()
     if(metis_FOUND)
       target_link_libraries(highs metis)
     else()