coderanger
diff --git a/‎Include/Python.h‎
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diff --git a/‎Misc/NEWS‎
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diff --git a/‎PC/pyconfig.h‎
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diff --git a/‎Python/thread.c‎
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diff --git a/‎Python/thread_cthread.h‎
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diff --git a/‎Python/thread_lwp.h‎
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@@ -151,11 +151,6 @@ PyAPI_FUNC(PyObject*) _Py_Mangle(PyObject *p, PyObject *name);
 #define Py_file_input 257
 #define Py_eval_input 258
 
-#ifdef HAVE_PTH
-/* GNU pth user-space thread support */
-#include <pth.h>
-#endif
-
 /* Define macros for inline documentation. */
 #define PyDoc_VAR(name) static char name[]
 #define PyDoc_STRVAR(name,str) PyDoc_VAR(name) = PyDoc_STR(str)
 
@@ -948,6 +948,10 @@ Library
 Build
 -----
 
+- Issue #11863: Remove support for legacy systems deprecated in Python 3.2
+  (following PEP 11).  These systems are systems using Mach C Threads,
+  SunOS lightweight processes, GNU pth threads and IRIX threads.
+
 - Issue #8746: Correct faulty configure checks so that os.chflags() and
   os.lchflags() are once again built on systems that support these
   functions (*BSD and OS X).  Also add new stat file flags for OS X
 
@@ -711,9 +711,6 @@ Py_NO_ENABLE_SHARED to find out.  Also support MS_NO_COREDLL for b/w compat */
 /* Define if you have the <sys/utsname.h> header file.  */
 /* #define HAVE_SYS_UTSNAME_H 1 */
 
-/* Define if you have the <thread.h> header file.  */
-/* #undef HAVE_THREAD_H */
-
 /* Define if you have the <unistd.h> header file.  */
 /* #define HAVE_UNISTD_H 1 */
 
 
@@ -26,18 +26,6 @@
 
 #ifndef _POSIX_THREADS
 
-#ifdef __sgi
-#define SGI_THREADS
-#endif
-
-#ifdef HAVE_THREAD_H
-#define SOLARIS_THREADS
-#endif
-
-#if defined(sun) && !defined(SOLARIS_THREADS)
-#define SUN_LWP
-#endif
-
 /* Check if we're running on HP-UX and _SC_THREADS is defined. If so, then
    enough of the Posix threads package is implemented to support python
    threads.
@@ -93,37 +81,11 @@ PyThread_init_thread(void)
    or the size specified by the THREAD_STACK_SIZE macro. */
 static size_t _pythread_stacksize = 0;
 
-#ifdef SGI_THREADS
-#error SGI Irix threads are now unsupported, and code will be removed in 3.3.
-#include "thread_sgi.h"
-#endif
-
-#ifdef SOLARIS_THREADS
-#define PYTHREAD_NAME "solaris"
-#include "thread_solaris.h"
-#endif
-
-#ifdef SUN_LWP
-#error SunOS lightweight processes are now unsupported, and code will be removed in 3.3.
-#include "thread_lwp.h"
-#endif
-
-#ifdef HAVE_PTH
-#error GNU pth threads are now unsupported, and code will be removed in 3.3.
-#include "thread_pth.h"
-#undef _POSIX_THREADS
-#endif
-
 #ifdef _POSIX_THREADS
 #define PYTHREAD_NAME "pthread"
 #include "thread_pthread.h"
 #endif
 
-#ifdef C_THREADS
-#error Mach C Threads are now unsupported, and code will be removed in 3.3.
-#include "thread_cthread.h"
-#endif
-
 #ifdef NT_THREADS
 #define PYTHREAD_NAME "nt"
 #include "thread_nt.h"
@@ -134,11 +96,6 @@ static size_t _pythread_stacksize = 0;
 #include "thread_os2.h"
 #endif
 
-#ifdef PLAN9_THREADS
-#define PYTHREAD_NAME "plan9"
-#include "thread_plan9.h"
-#endif
-
 /*
 #ifdef FOOBAR_THREADS
 #include "thread_foobar.h"