fixed name clash in constraint checking code; also changed braces to double quote in #includes

diff --git a/ChangeLog b/ChangeLog
index a19179f..8548cd8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,10 @@
 
+0.9.12:	2005-Mar-05
+
+	* Fixed a name clash in produced constraint checking code.
+	* #includes are now in single quotes (to solve a specific problem
+	  on certain case-insensitive file systems (Win32).
+
 0.9.11:	2005-Mar-04
 
 	* Released -fcompound-names to fix the name clashes in the code