X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fsupport%2Fos.cpp;h=616b9c6936d4a16594f239fbb2dc1d2332db1358;hb=cf14e814124ccbc8155fa1dde98d03be319c0e87;hp=7e8fb8af57bf21e2b61a3338ca019778d219e2f3;hpb=195393f4017ddfb193646534758a67bec605d975;p=lyx.git

diff --git a/src/support/os.cpp b/src/support/os.cpp
index 7e8fb8af57..616b9c6936 100644
--- a/src/support/os.cpp
+++ b/src/support/os.cpp
@@ -11,6 +11,10 @@
 
 #include <config.h>
 
+#ifdef _WIN32
+# define _WIN32_WINNT 0x0600
+#endif
+
 #include "support/convert.h"
 #include "support/debug.h"
 #include "support/filetools.h"