X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fsupport%2Ffunctional.h;h=5d373d1d14b2cf4e85a0476660e0578a1207800a;hb=68a1f9a44ea36691ada208d4c7d3d49ffab32f3b;hp=b86551d6f609a49e2db107e1baa9f93b71660ef2;hpb=9c55af4a223ce4db29d643251109e245665344bd;p=lyx.git

diff --git a/src/support/functional.h b/src/support/functional.h
index b86551d6f6..5d373d1d14 100644
--- a/src/support/functional.h
+++ b/src/support/functional.h
@@ -12,7 +12,7 @@
 #ifndef LYX_FUNCTIONAL_H
 #define LYX_FUNCTIONAL_H
 
-#if __cplusplus >= 201103L
+#ifdef LYX_USE_CXX11
 
 #include <functional>
 #define LYX_FUNCTIONAL_NS std