diff -ru db-4.6.21/dist/aclocal/mutex.m4 db-4.6.21+iPhone/dist/aclocal/mutex.m4
--- db-4.6.21/dist/aclocal/mutex.m4	2007-05-18 15:08:50.000000000 +0000
+++ db-4.6.21+iPhone/dist/aclocal/mutex.m4	2008-08-22 07:58:41.000000000 +0000
@@ -534,21 +534,21 @@
 # Configure a pthreads-style mutex implementation.
 hybrid=pthread
 case "$db_cv_mutex" in
-POSIX/pthreads*)	ADDITIONAL_OBJS="mut_pthread${o} $ADDITIONAL_OBJS"
-			AC_DEFINE(HAVE_MUTEX_PTHREADS)
-			AH_TEMPLATE(HAVE_MUTEX_PTHREADS,
-			    [Define to 1 to use POSIX 1003.1 pthread_XXX mutexes.]);;
 POSIX/pthreads/private*)ADDITIONAL_OBJS="mut_pthread${o} $ADDITIONAL_OBJS"
 			AC_DEFINE(HAVE_MUTEX_PTHREADS)
 			AC_DEFINE(HAVE_MUTEX_THREAD_ONLY)
 			AH_TEMPLATE(HAVE_MUTEX_THREAD_ONLY,
 			    [Define to 1 to configure mutexes intra-process only.]);;
-POSIX/pthreads/library*)ADDITIONAL_OBJS="mut_pthread${o} $ADDITIONAL_OBJS"
-			AC_DEFINE(HAVE_MUTEX_PTHREADS);;
 POSIX/pthreads/library/private*)
 			ADDITIONAL_OBJS="mut_pthread${o} $ADDITIONAL_OBJS"
 			AC_DEFINE(HAVE_MUTEX_PTHREADS)
 			AC_DEFINE(HAVE_MUTEX_THREAD_ONLY);;
+POSIX/pthreads/library*)ADDITIONAL_OBJS="mut_pthread${o} $ADDITIONAL_OBJS"
+			AC_DEFINE(HAVE_MUTEX_PTHREADS);;
+POSIX/pthreads*)	ADDITIONAL_OBJS="mut_pthread${o} $ADDITIONAL_OBJS"
+			AC_DEFINE(HAVE_MUTEX_PTHREADS)
+			AH_TEMPLATE(HAVE_MUTEX_PTHREADS,
+			    [Define to 1 to use POSIX 1003.1 pthread_XXX mutexes.]);;
 Solaris/lwp*)		ADDITIONAL_OBJS="mut_pthread${o} $ADDITIONAL_OBJS"
 			AC_DEFINE(HAVE_MUTEX_SOLARIS_LWP)
 			AH_TEMPLATE(HAVE_MUTEX_SOLARIS_LWP,