cmake: enable_language(OBJC) only for APPLE
diff --git a/cmake/macros.cmake b/cmake/macros.cmake
index c284c5e..62621dd 100644
--- a/cmake/macros.cmake
+++ b/cmake/macros.cmake
@@ -101,7 +101,9 @@ if(${CMAKE_VERSION} VERSION_LESS "3.16.0")
endmacro()
else()
include(CheckOBJCSourceCompiles)
- enable_language(OBJC)
+ if (APPLE)
+ enable_language(OBJC)
+ endif()
endif()
if(CMAKE_VERSION VERSION_LESS 3.13.0)