Merge pull request #183 from rlamy/pypy-resync

Resync with pypy code

Author: rlamy

src/vmprof_unix.h

@@ -24,6 +24,9 @@
 
 #include "vmprof_mt.h"
 
+#ifdef __FreeBSD__
+#include <ucontext.h>
+#endif
 #include <signal.h>
 
 RPY_EXTERN void vmprof_ignore_signals(int ignored);