port latest gc canges to windows

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@28090 72102866-910b-0410-8b05-ffd578937521

Source/Additions/GSCategories.m

@@ -963,13 +963,15 @@ strerror_r(int eno, char *buf, int len)
  */
 + (NSError*) _last
 {
-#if defined(__MINGW32__)
-  return [self _systemError: GetLastError()];
-#else
   extern int	errno;
-
-  return [self _systemError: errno];
+  int	eno;
+#if defined(__MINGW32__)
+  eno = GetLastError();
+  if (eno == 0) eno = errno;
+#else
+  eno = errno;
 #endif
+  return [self _systemError: eno];
 }
 
 + (NSError*) _systemError: (long)code

Source/Additions/GSCompatibility.m

@@ -485,22 +485,3 @@ BOOL GSDebugSet(NSString *level)
 
 @end
 
-@implementation	NSLock (GSCompatibility)
-/*
- * Dummy implementation of garbage collection cleanup method called by
- * GSLazyLock on deallocation.
- */
-- (void) gcFinalize
-{
-}
-@end
-
-@implementation	NSRecursiveLock (GSCompatibility)
-/*
- * Dummy implementation of garbage collection cleanup method called by
- * GSLazyRecursiveLock on deallocation.
- */
-- (void) gcFinalize
-{
-}
-@end