diff --git a/lib/hcl-s.c b/lib/hcl-s.c
index 78ae71b..462c978 100644
--- a/lib/hcl-s.c
+++ b/lib/hcl-s.c
@@ -41,12 +41,6 @@
 #if defined(_WIN32)
 #	include <windows.h>
 #	include <tchar.h>
-#	if defined(HCL_HAVE_CFG_H) && defined(HCL_ENABLE_LIBLTDL)
-#		include <ltdl.h>
-#		define USE_LTDL
-#	else
-#		define USE_WIN_DLL
-#	endif
 #elif defined(__OS2__)
 #	define INCL_DOSMODULEMGR
 #	define INCL_DOSPROCESS
@@ -59,19 +53,6 @@
 #	include <Timer.h>
 #else
 
-#	if defined(HCL_ENABLE_LIBLTDL)
-#		include <ltdl.h>
-#		define USE_LTDL
-#	elif defined(HAVE_DLFCN_H)
-#		include <dlfcn.h>
-#		define USE_DLFCN
-#	elif defined(__APPLE__) || defined(__MACOSX__)
-#		define USE_MACH_O_DYLD
-#		include <mach-o/dyld.h>
-#	else
-#		error UNSUPPORTED DYNAMIC LINKER
-#	endif
-
 #	if defined(HAVE_TIME_H)
 #		include <time.h>
 #	endif
@@ -100,40 +81,6 @@
 #	include <poll.h>
 #endif
 
-#if !defined(HCL_DEFAULT_PFMODDIR)
-#	define HCL_DEFAULT_PFMODDIR ""
-#endif
-
-#if !defined(HCL_DEFAULT_PFMODPREFIX)
-#	if defined(_WIN32)
-#		define HCL_DEFAULT_PFMODPREFIX "hcl-"
-#	elif defined(__OS2__)
-#		define HCL_DEFAULT_PFMODPREFIX "hcl"
-#	elif defined(__DOS__)
-#		define HCL_DEFAULT_PFMODPREFIX "hcl"
-#	else
-#		define HCL_DEFAULT_PFMODPREFIX "libhcl-"
-#	endif
-#endif
-
-#if !defined(HCL_DEFAULT_PFMODPOSTFIX)
-#	if defined(_WIN32)
-#		define HCL_DEFAULT_PFMODPOSTFIX ""
-#	elif defined(__OS2__)
-#		define HCL_DEFAULT_PFMODPOSTFIX ""
-#	elif defined(__DOS__)
-#		define HCL_DEFAULT_PFMODPOSTFIX ""
-#	else
-#		if defined(USE_DLFCN)
-#			define HCL_DEFAULT_PFMODPOSTFIX ".so"
-#		elif defined(USE_MACH_O_DYLD)
-#			define HCL_DEFAULT_PFMODPOSTFIX ".dylib"
-#		else
-#			define HCL_DEFAULT_PFMODPOSTFIX ""
-#		endif
-#	endif
-#endif
-
 struct bb_t
 {
 	char buf[1024];
@@ -712,6 +659,7 @@ hcl_server_proto_t* hcl_server_proto_open (hcl_oow_t xtnsize, hcl_server_worker_
 	worker_hcl_xtn_t* xtn;
 	hcl_bitmask_t trait;
 
+#if 0
 	HCL_MEMSET (&vmprim, 0, HCL_SIZEOF(vmprim));
 	if (worker->server->cfg.trait & HCL_SERVER_TRAIT_USE_LARGE_PAGES)
 	{
@@ -728,6 +676,7 @@ hcl_server_proto_t* hcl_server_proto_open (hcl_oow_t xtnsize, hcl_server_worker_
 	vmprim.dl_getsym = hcl_vmprim_dl_getsym;
 	vmprim.vm_gettime = hcl_vmprim_vm_gettime;
 	vmprim.vm_sleep = hcl_vmprim_vm_sleep;
+#endif
 
 	proto = (hcl_server_proto_t*)hcl_server_allocmem(worker->server, HCL_SIZEOF(*proto));
 	if (!proto) return HCL_NULL;
@@ -736,7 +685,12 @@ hcl_server_proto_t* hcl_server_proto_open (hcl_oow_t xtnsize, hcl_server_worker_
 	proto->worker = worker;
 	proto->exec_runtime_event_index = HCL_TMR_INVALID_INDEX;
 
-	proto->hcl = hcl_open(hcl_server_getmmgr(proto->worker->server), HCL_SIZEOF(*xtn), worker->server->cfg.actor_heap_size, &vmprim, HCL_NULL);
+#if 0
+	/*proto->hcl = hcl_open(hcl_server_getmmgr(proto->worker->server), HCL_SIZEOF(*xtn), worker->server->cfg.actor_heap_size, &vmprim, HCL_NULL);*/
+#endif
+	/* TODO: set the log write handerl to log_write .. */
+	/* TODO: LARGE_PAGES */
+	proto->hcl = hcl_openstdwithmmgr(hcl_server_getmmgr(proto->worker->server), HCL_SIZEOF(*xtn), worker->server->cfg.actor_heap_size, HCL_NULL);
 	if (!proto->hcl) goto oops;
 
 	xtn = (worker_hcl_xtn_t*)hcl_getxtn(proto->hcl);
@@ -1602,10 +1556,6 @@ hcl_server_t* hcl_server_open (hcl_mmgr_t* mmgr, hcl_oow_t xtnsize, hcl_server_p
 	vmprim.vm_gettime = hcl_vmprim_vm_gettime;
 	vmprim.vm_sleep = hcl_vmprim_vm_sleep;
 
-#if defined(USE_LTDL)
-	lt_dlinit ();
-#endif
-
 	hcl = hcl_open(mmgr, HCL_SIZEOF(*xtn), 2048, &vmprim, errnum);
 	if (!hcl) goto oops;
 
diff --git a/lib/hcl.h b/lib/hcl.h
index 28b5c82..8db50b3 100644
--- a/lib/hcl.h
+++ b/lib/hcl.h
@@ -1746,6 +1746,13 @@ HCL_EXPORT hcl_t* hcl_open (
 	hcl_errnum_t*       errnum
 );
 
+HCL_EXPORT hcl_t* hcl_openstdwithmmgr (
+	hcl_mmgr_t*         mmgr,
+	hcl_oow_t           xtnsize,
+	hcl_oow_t           heapsize,
+	hcl_errnum_t*       errnum
+);
+
 HCL_EXPORT hcl_t* hcl_openstd (
 	hcl_oow_t           xtnsize,
 	hcl_oow_t           heapsize,
diff --git a/lib/std.c b/lib/std.c
index cefc2d0..5b1463b 100644
--- a/lib/std.c
+++ b/lib/std.c
@@ -2868,7 +2868,7 @@ static void cb_vm_cleanup (hcl_t* hcl)
  * STANDARD HCL
  * ----------------------------------------------------------------- */
 
-hcl_t* hcl_openstd (hcl_oow_t xtnsize, hcl_oow_t heapsize, hcl_errnum_t* errnum)
+hcl_t* hcl_openstdwithmmgr (hcl_mmgr_t* mmgr, hcl_oow_t xtnsize, hcl_oow_t heapsize, hcl_errnum_t* errnum)
 {
 	hcl_t* hcl;
 	hcl_vmprim_t vmprim;
@@ -2895,7 +2895,7 @@ hcl_t* hcl_openstd (hcl_oow_t xtnsize, hcl_oow_t heapsize, hcl_errnum_t* errnum)
 	vmprim.vm_muxwait = vm_muxwait;
 	vmprim.vm_sleep = vm_sleep;
 
-	hcl = hcl_open(&sys_mmgr, HCL_SIZEOF(xtn_t) + xtnsize, heapsize, &vmprim, errnum);
+	hcl = hcl_open(mmgr, HCL_SIZEOF(xtn_t) + xtnsize, heapsize, &vmprim, errnum);
 	if (HCL_UNLIKELY(!hcl)) return HCL_NULL;
 
 	/* adjust the object size by the sizeof xtn_t so that moo_getxtn() returns the right pointer. */
@@ -2917,3 +2917,8 @@ hcl_t* hcl_openstd (hcl_oow_t xtnsize, hcl_oow_t heapsize, hcl_errnum_t* errnum)
 
 	return hcl;
 }
+
+hcl_t* hcl_openstd (hcl_oow_t xtnsize, hcl_oow_t heapsize, hcl_errnum_t* errnum)
+{
+	return hcl_openstdwithmmgr(&sys_mmgr, xtnsize, heapsize, errnum);
+}