Bugfix ... intenral functions should not have public visibility to linker

Source/NSXMLElement.m

@@ -31,9 +31,6 @@
 #import "GSInternal.h"
 GS_PRIVATE_INTERNAL(NSXMLElement)
 
-extern void cleanup_namespaces(xmlNodePtr node, xmlNsPtr ns);
-extern void ensure_oldNs(xmlNodePtr node);
-
 @implementation NSXMLElement
 
 - (void) dealloc

Source/NSXMLPrivate.h

@@ -25,6 +25,7 @@
 #define	_INCLUDED_NSXMLPRIVATE_H
 
 #import "common.h"
+#import "GSPrivate.h"
 
 #ifdef	HAVE_LIBXML
 
@@ -65,6 +66,9 @@
  */
 #define	XMLSTRING(X)	((const unsigned char*)[X UTF8String])
 
+void cleanup_namespaces(xmlNodePtr node, xmlNsPtr ns) GS_ATTRIB_PRIVATE;
+BOOL ensure_oldNs(xmlNodePtr node) GS_ATTRIB_PRIVATE;
+
 inline static unsigned char *XMLStringCopy(NSString *source)
 {
   char *xmlstr;