X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=3rdparty%2Fboost%2Fboost%2Fconfig%2Fplatform%2Fcygwin.hpp;h=d0052d8b45f6a09934f3a620614eb3d70e658de9;hb=09130d7a6220267c78f371fb4603b843b9fd5232;hp=6dd7e57cfd11ad6843c1ce4e5c8f3029fbce4611;hpb=c40d23deacc277e4a862db803c565ff04e6031f1;p=features.git

diff --git a/3rdparty/boost/boost/config/platform/cygwin.hpp b/3rdparty/boost/boost/config/platform/cygwin.hpp
index 6dd7e57cfd..d0052d8b45 100644
--- a/3rdparty/boost/boost/config/platform/cygwin.hpp
+++ b/3rdparty/boost/boost/config/platform/cygwin.hpp
@@ -42,8 +42,11 @@
 #   define BOOST_HAS_STDINT_H
 #endif
 
+#include <cygwin/version.h>
+#if (CYGWIN_VERSION_API_MAJOR == 0 && CYGWIN_VERSION_API_MINOR < 231)
 /// Cygwin has no fenv.h
 #define BOOST_NO_FENV_H
+#endif
 
 // Cygwin has it's own <pthread.h> which breaks <shared_mutex> unless the correct compiler flags are used:
 #ifndef BOOST_NO_CXX14_HDR_SHARED_MUTEX