diff --git a/packages/PLStream/pl-dtoa.c b/packages/PLStream/pl-dtoa.c
index e05a5c549..c455d8d63 100755
--- a/packages/PLStream/pl-dtoa.c
+++ b/packages/PLStream/pl-dtoa.c
@@ -30,7 +30,7 @@
 #define MALLOC PL_malloc
 #define FREE PL_free
 
-#if defined(_REENTRANT)||( defined(__YAP_PROLOG__) && defined(THREADS))
+#if defined(_REENTRANT)||defined(__YAP_PROLOG__)
 #define Long int			/* 32-bits */
 #define MULTIPLE_THREADS
 
diff --git a/packages/R b/packages/R
index 66edc33d2..b0fde37bf 160000
--- a/packages/R
+++ b/packages/R
@@ -1 +1 @@
-Subproject commit 66edc33d2d03b356751a7059dc36e3328183fa40
+Subproject commit b0fde37bf3338926ed4f1fd06bbbaa78fb389569
diff --git a/packages/RDF b/packages/RDF
index 220431a82..077a6e787 160000
--- a/packages/RDF
+++ b/packages/RDF
@@ -1 +1 @@
-Subproject commit 220431a82d88734dfcde0201655e9f67adfdd4a1
+Subproject commit 077a6e787627b03def8f58253c095f19a504245d
diff --git a/packages/http b/packages/http
index 4ec3a70be..dd614178a 160000
--- a/packages/http
+++ b/packages/http
@@ -1 +1 @@
-Subproject commit 4ec3a70be358ac793753d39022e099f722d280a4
+Subproject commit dd614178a5e334aa7f40d157d849514e99a9f48b
diff --git a/packages/plunit b/packages/plunit
index 52469bccc..dcdc7f129 160000
--- a/packages/plunit
+++ b/packages/plunit
@@ -1 +1 @@
-Subproject commit 52469bccc1cc81d06e47a3a781128689f4658542
+Subproject commit dcdc7f12929bf921ee49f85983c7cd9a9171a32e