Merged revisions 169943 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

........
  r169943 | tilghman | 2009-01-21 18:43:31 -0600 (Wed, 21 Jan 2009) | 9 lines
  
  AST_RWLOCK_INIT_VALUE is always defined.  What we really wanted to ask is
  whether autoconf detected a static initializer value.  This fixes rwlocks
  on all such platforms (mainly, Mac OS X).
  (closes issue #13767)
   Reported by: jcovert
   Patches: 
         20090121__bug13767.diff.txt uploaded by Corydon76 (license 14)
   Tested by: jcovert, Corydon76
........


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@169944 65c4cc65-6c06-0410-ace0-fbb531ad65f3

include/asterisk/linkedlists.h

@@ -283,7 +283,7 @@ struct name {								\
   This would define \c struct \c entry_list, intended to hold a list of
   type \c struct \c entry.
 */
-#ifndef AST_RWLOCK_INIT_VALUE
+#ifndef HAVE_PTHREAD_RWLOCK_INITIALIZER
 #define AST_RWLIST_HEAD_STATIC(name, type)                              \
 struct name {                                                           \
         struct type *first;                                             \