--- configure.orig	2014-06-25 04:04:20.000000000 -0300
+++ configure	2014-06-25 04:04:05.000000000 -0300
@@ -18682,7 +18682,7 @@
     ;;
 freebsd*)
     if test "$have_pthreads" = "yes"; then
-	THREAD_LIBS="-lthr"
+	THREAD_LIBS="%%PTHREAD_LIBS%%"
 	TH_SAFE="-thread-safe"
     fi
 
@@ -18858,7 +18858,7 @@
 if test "$have_milter" = "yes"; then
 
         save_LIBS="$LIBS"
-    CLAMAV_MILTER_LIBS="$CLAMAV_MILTER_LIBS -lpthread"
+    CLAMAV_MILTER_LIBS="$CLAMAV_MILTER_LIBS $THREAD_LIBS"
     if test -d /usr/lib/libmilter ; then
 	CLAMAV_MILTER_LIBS="$CLAMAV_MILTER_LIBS -L/usr/lib/libmilter"
     fi