8276 rpcbind leaks memory due to libumem per thread caching.
Reviewed by: Toomas Soome <tsoome@me.com>
Reviewed by: Robert Mustacchi <rm@joyent.com>
Reviewed by: Gordon Ross <gordon.w.ross@gmail.com>

*** 20,29 ****
--- 20,30 ----
   */
  
  /*
   * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
   * Copyright (c) 2016 by Delphix. All rights reserved.
+  * Copyright (c) 2017 by The MathWorks, Inc. All rights reserved.
   */
  /*
   * Copyright 2016 Joyent, Inc.
   */
  
*** 775,787 ****
                  exit(0);
                  thr_panic("_thrp_exit(): exit(0) returned");
          }
          lmutex_unlock(&udp->link_lock);
  
!         tmem_exit();            /* deallocate tmem allocations */
          tsd_exit();             /* deallocate thread-specific data */
          tls_exit();             /* deallocate thread-local storage */
          heldlock_exit();        /* deal with left-over held locks */
  
          /* block all signals to finish exiting */
          block_all_signals(self);
          /* also prevent ourself from being suspended */
--- 776,793 ----
                  exit(0);
                  thr_panic("_thrp_exit(): exit(0) returned");
          }
          lmutex_unlock(&udp->link_lock);
  
!         /*
!          * tsd_exit() may call its destructor free(), thus depending on
!          * tmem, therefore tmem_exit() needs to be called after tsd_exit()
!          * and tls_exit().
!          */
          tsd_exit();             /* deallocate thread-specific data */
          tls_exit();             /* deallocate thread-local storage */
+         tmem_exit();            /* deallocate tmem allocations */
          heldlock_exit();        /* deal with left-over held locks */
  
          /* block all signals to finish exiting */
          block_all_signals(self);
          /* also prevent ourself from being suspended */