2007-05-23 Hans Boehm <Hans.Boehm@hp.com> (Really mostly Romano Paolo Tenca)

2007-05-23  Hans Boehm <Hans.Boehm@hp.com> (Really mostly Romano Paolo Tenca)

	* gc_dlopen.c, thread_local_alloc.c, threadlibs.c, win32_threads.c,
	tests/test.c: Accomodate GC_WIN32_PTHREADS.
	* include/gc.h: Don't include windows.h for GC_WIN32_PTHREADS.
	* include/gc_config_macros.h: Define both PTHREADS and
	GC_WIN32_THREADS.
	* include/private/gc_locks.h: Nonstandard definitions of
	NUMERIC_THREAD_ID for GC_WIN32_PTHREADS.
	* doc/README.win32, Makefile.direct: Include documentation
	for GC_WIN32_PTHREADS.
	* Makefile.direct: Remove some anachronisms in the documentation.