--- configure.orig	2010-01-02 16:59:06.000000000 +0100
+++ configure	2010-01-02 17:00:02.000000000 +0100
@@ -27369,8 +27369,8 @@
 #            pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
             ;;
         *-*-freebsd*|*-*-dragonfly*)
-            pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
-            pthread_lib="-pthread"
+            pthread_cflags="-D_REENTRANT ${PTHREAD_CFLAGS}"
+            pthread_lib="${PTHREAD_LIBS}"
             ;;
         *-*-netbsd*)
             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
