--- Python/thread_pthread.h.orig	Tue Jun  3 00:25:45 1997
+++ Python/thread_pthread.h	Tue Jan  6 19:20:08 1998
@@ -66,7 +66,7 @@
 #    define PY_PTHREAD_D7
 #  endif
 
-#elif defined(__DGUX)
+#elif defined(__DGUX) || defined(__FreeBSD__)
 #  define PY_PTHREAD_D6
 
 #else /* Default case */