4 files changed, 15 insertions, 9 deletions
diff --git a/lib/pure/htmlparser.nim b/lib/pure/htmlparser.nim
index c39f5ff97..060f0e386 100644
--- a/lib/pure/htmlparser.nim
+++ b/lib/pure/htmlparser.nim
@@ -554,7 +554,7 @@ proc parseHtml*(s: PStream, filename: string,
   ## parses the XML from stream `s` and returns a ``PXmlNode``. Every
   ## occured parsing error is added to the `errors` sequence.
   var x: TXmlParser
-  open(x, s, filename, {reportComments})
+  open(x, s, filename, {reportComments, reportWhitespace})
   next(x)
   # skip the DOCTYPE:
   if x.kind == xmlSpecial: next(x)
diff --git a/lib/system.nim b/lib/system.nim
index 5bd230e4c..dc5a406d1 100644
--- a/lib/system.nim
+++ b/lib/system.nim
@@ -374,10 +374,10 @@ proc newSeq*[T](s: var seq[T], len: int) {.magic: "NewSeq", noSideEffect.}
   ## This is equivalent to ``s = @[]; setlen(s, len)``, but more
   ## efficient since no reallocation is needed.
   ##
-  ## Note that the sequence will be filled with uninitialized entries, which
-  ## can be a problem for sequences containing strings. After the creation of
-  ## the sequence you should assign entries to the sequence instead of adding
-  ## them. Example:
+  ## Note that the sequence will be filled with zeroed entries, which can be a
+  ## problem for sequences containing strings since their value will be
+  ## ``nil``. After the creation of the sequence you should assign entries to
+  ## the sequence instead of adding them. Example:
   ##
   ## .. code-block:: nimrod
   ##   var inputStrings : seq[string]
@@ -390,10 +390,10 @@ proc newSeq*[T](s: var seq[T], len: int) {.magic: "NewSeq", noSideEffect.}
 proc newSeq*[T](len = 0): seq[T] =
   ## creates a new sequence of type ``seq[T]`` with length ``len``.
   ##
-  ## Note that the sequence will be filled with uninitialized entries, which
-  ## can be a problem for sequences containing strings. After the creation of
-  ## the sequence you should assign entries to the sequence instead of adding
-  ## them. Example:
+  ## Note that the sequence will be filled with zeroed entries, which can be a
+  ## problem for sequences containing strings since their value will be
+  ## ``nil``. After the creation of the sequence you should assign entries to
+  ## the sequence instead of adding them. Example:
   ##
   ## .. code-block:: nimrod
   ##   var inputStrings = newSeq[string](3)
diff --git a/lib/system/channels.nim b/lib/system/channels.nim
index d0294322a..9c3cc93e0 100644
--- a/lib/system/channels.nim
+++ b/lib/system/channels.nim
@@ -13,6 +13,9 @@
 ##
 ## **Note:** The current implementation of message passing is slow and does
 ## not work with cyclic data structures.
+  
+when not defined(NimString): 
+  {.error: "You must not import this module explicitly".}
 
 type
   pbytes = ptr array[0.. 0xffff, byte]
diff --git a/lib/system/threads.nim b/lib/system/threads.nim
index 7d74de92d..104ca63c1 100644
--- a/lib/system/threads.nim
+++ b/lib/system/threads.nim
@@ -39,6 +39,9 @@
 ##    createThread(thr[i], threadFunc, (i*10, i*10+5))
 ##  joinThreads(thr)
   
+when not defined(NimString): 
+  {.error: "You must not import this module explicitly".}
+
 const
   maxRegisters = 256 # don't think there is an arch with more registers
   useStackMaskHack = false ## use the stack mask hack for better performance