added UTF-8 string checking, raise a problem, need debug Daniel

* debugXML.c include/libxml/xmlerror.h: added UTF-8 string checking,
  raise a problem, need debug
Daniel
diff --git a/config.h.in b/config.h.in
index 8a65287..7973970 100644
--- a/config.h.in
+++ b/config.h.in
@@ -255,7 +255,7 @@
 /* Define to the version of this package. */
 #undef PACKAGE_VERSION
 
-/* Define to 1 if the C compiler supports function prototypes. */
+/* Define if compiler has function prototypes */
 #undef PROTOTYPES
 
 /* Determine what socket length (socklen_t) data type is */
@@ -273,9 +273,6 @@
 /* Using the Win32 Socket implementation */
 #undef _WINSOCKAPI_
 
-/* Define like PROTOTYPES; this can be used by system headers. */
-#undef __PROTOTYPES
-
 /* Win32 Std C name mangling work-around */
 #undef snprintf