--- libffi-3.2.1/src/closures.c	2014-11-08 13:47:24.000000000 +0100
+++ libffi-3.2.1/src/closures.c	2015-05-19 10:15:50.059325900 +0200
@@ -212,6 +212,7 @@
 #include <sys/mman.h>
 
 /* Cygwin is Linux-like, but not quite that Linux-like.  */
+#define is_emutramp_enabled() 0
 #define is_selinux_enabled() 0
 
 #endif /* !defined(X86_WIN32) && !defined(X86_WIN64) */