Mass ANSIfication of function definitions. Doesn't cover all 'extern'
declarations yet, those come later.
diff --git a/Python/thread_cthread.h b/Python/thread_cthread.h
index 776e8e1..80b10f7 100644
--- a/Python/thread_cthread.h
+++ b/Python/thread_cthread.h
@@ -14,7 +14,8 @@
 /*
  * Initialization.
  */
-static void PyThread__init_thread _P0()
+static void
+PyThread__init_thread(void)
 {
 	cthread_init();
 }
@@ -22,7 +23,8 @@
 /*
  * Thread support.
  */
-int PyThread_start_new_thread _P2(func, void (*func) _P((void *)), arg, void *arg)
+int
+PyThread_start_new_thread(func, void (*func)(void *), void *arg)
 {
 	int success = 0;	/* init not needed when SOLARIS_THREADS and */
 				/* C_THREADS implemented properly */
@@ -37,14 +39,16 @@
 	return success < 0 ? 0 : 1;
 }
 
-long PyThread_get_thread_ident _P0()
+long
+PyThread_get_thread_ident(void)
 {
 	if (!initialized)
 		PyThread_init_thread();
 	return (long) cthread_self();
 }
 
-static void do_PyThread_exit_thread _P1(no_cleanup, int no_cleanup)
+static void
+do_PyThread_exit_thread(int no_cleanup)
 {
 	dprintf(("PyThread_exit_thread called\n"));
 	if (!initialized)
@@ -55,18 +59,21 @@
 	cthread_exit(0);
 }
 
-void PyThread_exit_thread _P0()
+void
+PyThread_exit_thread(void)
 {
 	do_PyThread_exit_thread(0);
 }
 
-void PyThread__exit_thread _P0()
+void
+PyThread__exit_thread(void)
 {
 	do_PyThread_exit_thread(1);
 }
 
 #ifndef NO_EXIT_PROG
-static void do_PyThread_exit_prog _P2(status, int status, no_cleanup, int no_cleanup)
+static
+void do_PyThread_exit_prog(int status, int no_cleanup)
 {
 	dprintf(("PyThread_exit_prog(%d) called\n", status));
 	if (!initialized)
@@ -80,12 +87,14 @@
 		exit(status);
 }
 
-void PyThread_exit_prog _P1(status, int status)
+void
+PyThread_exit_prog(int status)
 {
 	do_PyThread_exit_prog(status, 0);
 }
 
-void PyThread__exit_prog _P1(status, int status)
+void
+PyThread__exit_prog(int status)
 {
 	do_PyThread_exit_prog(status, 1);
 }
@@ -94,7 +103,8 @@
 /*
  * Lock support.
  */
-PyThread_type_lock PyThread_allocate_lock _P0()
+PyThread_type_lock
+PyThread_allocate_lock(void)
 {
 	mutex_t lock;
 
@@ -112,13 +122,15 @@
 	return (PyThread_type_lock) lock;
 }
 
-void PyThread_free_lock _P1(lock, PyThread_type_lock lock)
+void
+PyThread_free_lock(PyThread_type_lock lock)
 {
 	dprintf(("PyThread_free_lock(%p) called\n", lock));
 	mutex_free(lock);
 }
 
-int PyThread_acquire_lock _P2(lock, PyThread_type_lock lock, waitflag, int waitflag)
+int
+PyThread_acquire_lock(PyThread_type_lock lock, int waitflag)
 {
 	int success = FALSE;
 
@@ -133,7 +145,8 @@
 	return success;
 }
 
-void PyThread_release_lock _P1(lock, PyThread_type_lock lock)
+void
+PyThread_release_lock(PyThread_type_lock lock)
 {
 	dprintf(("PyThread_release_lock(%p) called\n", lock));
 	mutex_unlock((mutex_t )lock);
@@ -153,7 +166,8 @@
  * semaphore using a condition.
  *
  */
-PyThread_type_sema PyThread_allocate_sema _P1(value, int value)
+PyThread_type_sema
+PyThread_allocate_sema(int value)
 {
 	char *sema = 0;
 	dprintf(("PyThread_allocate_sema called\n"));
@@ -164,19 +178,22 @@
 	return (PyThread_type_sema) sema;
 }
 
-void PyThread_free_sema _P1(sema, PyThread_type_sema sema)
+void
+PyThread_free_sema(PyThread_type_sema sema)
 {
 	dprintf(("PyThread_free_sema(%p) called\n", sema));
 }
 
-int PyThread_down_sema _P2(sema, PyThread_type_sema sema, waitflag, int waitflag)
+int
+PyThread_down_sema(PyThread_type_sema sema, int waitflag)
 {
 	dprintf(("PyThread_down_sema(%p, %d) called\n", sema, waitflag));
 	dprintf(("PyThread_down_sema(%p) return\n", sema));
 	return -1;
 }
 
-void PyThread_up_sema _P1(sema, PyThread_type_sema sema)
+void
+PyThread_up_sema(PyThread_type_sema sema)
 {
 	dprintf(("PyThread_up_sema(%p)\n", sema));
 }