Don't prefix %p with 0x.
Various English fixes.

diff --git a/dlls/kernel/toolhelp.c b/dlls/kernel/toolhelp.c
index b9a31fa..ed9ddb8 100644
--- a/dlls/kernel/toolhelp.c
+++ b/dlls/kernel/toolhelp.c
@@ -21,7 +21,7 @@
 DEFAULT_DEBUG_CHANNEL(toolhelp);
 
 
-/* FIXME: to make this working, we have to callback all these registered 
+/* FIXME: to make this work, we have to call back all these registered 
  * functions from all over the WINE code. Someone with more knowledge than
  * me please do that. -Marcus
  */