Update memcached to 1.2.8

Critical bug affecting multithreaded builds
Many minor bugfixes, new statistics, minor new features.
Major crash fixes, DTrace support, minor updates.
Minor bugfixes, build support for opensolaris, ipv6 support,
"noreply" mode for many commands, largepage support for solaris.
Made out of memory errors more clear and added eviction/OOM tracking
per slab class.
Many bug and platform fixes since 1.2.2. New threading support for
stat queries. New commands 'append', 'prepend', 'gets', and 'cas'.


(mjl)

$NetBSD: patch-ac,v 1.1 2009/04/15 09:07:15 mjl Exp $

--- configure.orig	2009-04-15 10:39:37.000000000 +0200
+++ configure	2009-04-15 10:39:59.000000000 +0200
@@ -3807,7 +3807,7 @@
   enableval=$enable_dtrace;
 fi
 
-if test "x$enable_dtrace" == "xyes"; then
+if test "x$enable_dtrace" = "xyes"; then
   # Extract the first word of "dtrace", so it can be a program name with args.
 set dummy dtrace; ac_word=$2
 { $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
@@ -3880,7 +3880,7 @@
   enableval=$enable_64bit;
 fi
 
-if test "x$enable_64bit" == "xyes"
+if test "x$enable_64bit" = "xyes"
 then
     org_cflags=$CFLAGS
     CFLAGS=-m64
@@ -5842,7 +5842,7 @@
   enableval=$enable_threads;
 fi
 
-if test "x$enable_threads" == "xyes"; then
+if test "x$enable_threads" = "xyes"; then
   { $as_echo "$as_me:$LINENO: checking for library containing pthread_create" >&5
 $as_echo_n "checking for library containing pthread_create... " >&6; }
 if test "${ac_cv_search_pthread_create+set}" = set; then

$NetBSD: patch-ad,v 1.1 2009/04/15 09:07:15 mjl Exp $

Note: Patch from FreeBSD memcached port

--- thread.c.orig	2009-01-27 00:34:19.000000000 -0200
+++ thread.c	2009-01-27 00:34:04.000000000 -0200
@@ -644,6 +644,7 @@
         perror("Can't allocate thread descriptors");
         exit(1);
     }
+    memset(threads, 0, sizeof(LIBEVENT_THREAD) * nthreads);
 
     threads[0].base = main_base;
     threads[0].thread_id = pthread_self();