--- a/tools/os_support.h
+++ b/tools/os_support.h
@@ -28,7 +28,7 @@
 #include "mingw_support.h"
 #endif
 
-#ifdef __APPLE__
+#if defined(__APPLE__) && __DARWIN_C_LEVEL < 200809L
 #include "getline.h"
 #endif
 
--- a/tools/os_support.c
+++ b/tools/os_support.c
@@ -23,6 +23,7 @@
 #ifdef __MINGW32__
 #include "mingw_support.c"
 #endif
-#ifdef __APPLE__
+
+#if defined(__APPLE__) && __DARWIN_C_LEVEL < 200809L
 #include "getline.c"
 #endif