remove support for non-ANSI compilation

@@ -18,19 +18,19 @@
  *
  * CDDL HEADER END
  */
 
 /*
+ * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+ *
  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
 #ifndef _THREAD_H
 #define _THREAD_H
 
-#pragma ident   "%Z%%M% %I%     %E% SMI"
-
 /*
  * thread.h:
  * definitions needed to use the thread interface except synchronization.
  * use <synch.h> for thread synchronization.
  */

@@ -49,11 +49,10 @@
 typedef unsigned int thread_t;
 typedef unsigned int thread_key_t;
 #endif /* _ASM */
 
 #ifndef _ASM
-#ifdef __STDC__
 
 extern int thr_create(void *, size_t, void *(*)(void *), void *, long,
                         thread_t *);
 extern int thr_join(thread_t, thread_t *, void **);
 extern int thr_setconcurrency(int);

@@ -90,34 +89,10 @@
 extern int thr_keycreate_once(thread_key_t *, void(*)(void *));
 extern int thr_setspecific(thread_key_t, void *);
 extern int thr_getspecific(thread_key_t, void **);
 extern size_t thr_min_stack(void);
 
-#else /* __STDC */
-
-extern int thr_create();
-extern int thr_join();
-extern int thr_setconcurrency();
-extern int thr_getconcurrency();
-extern void thr_exit();
-extern thread_t thr_self();
-extern int thr_sigsetmask();
-extern int thr_stksegment();
-extern int thr_main();
-extern int thr_kill();
-extern int thr_suspend();
-extern int thr_continue();
-extern void thr_yield();
-extern int thr_setprio();
-extern int thr_getprio();
-extern int thr_keycreate();
-extern int thr_keycreate_once();
-extern int thr_setspecific();
-extern int thr_getspecific();
-extern size_t thr_min_stack();
-
-#endif /* __STDC */
 #endif /* _ASM */
 
 #define THR_MIN_STACK   thr_min_stack()
 /*
  * thread flags (one word bit mask)