diff -r 61d9aa8be445 Modules/signalmodule.c
--- a/Modules/signalmodule.c	Tue May 20 15:57:32 2014 +0200
+++ b/Modules/signalmodule.c	Thu May 22 15:05:10 2014 +0200
@@ -40,6 +40,8 @@
 #ifndef NSIG
 # if defined(_NSIG)
 #  define NSIG _NSIG            /* For BSD/SysV */
+# if defined(_SIG_MAXSIG)
+#  define NSIG _SIG_MAXSIG      /* For FreeBSD */
 # elif defined(_SIGMAX)
 #  define NSIG (_SIGMAX + 1)    /* For QNX */
 # elif defined(SIGMAX)