diff --git a/opal/mca/btl/scif/btl_scif_add_procs.c b/opal/mca/btl/scif/btl_scif_add_procs.c
index 4cd488822e..80da88413c 100644
--- a/opal/mca/btl/scif/btl_scif_add_procs.c
+++ b/opal/mca/btl/scif/btl_scif_add_procs.c
@@ -12,6 +12,7 @@
  */
 
 #include "opal_config.h"
+#include "opal/util/sys_limits.h"
 
 #include "btl_scif.h"
 #include "btl_scif_frag.h"
@@ -227,7 +228,7 @@ mca_btl_scif_setup_mpools (mca_btl_scif_module_t *scif_module)
     rc = ompi_free_list_init_new (&scif_module->dma_frags,
                                   sizeof (mca_btl_scif_dma_frag_t), 64,
                                   OBJ_CLASS(mca_btl_scif_dma_frag_t),
-                                  128, getpagesize (),
+                                  128, opal_getpagesize (),
                                   mca_btl_scif_component.scif_free_list_num,
                                   mca_btl_scif_component.scif_free_list_max,
                                   mca_btl_scif_component.scif_free_list_inc,
diff --git a/opal/mca/btl/scif/btl_scif_endpoint.c b/opal/mca/btl/scif/btl_scif_endpoint.c
index 08dde03fb5..f4420f4f93 100644
--- a/opal/mca/btl/scif/btl_scif_endpoint.c
+++ b/opal/mca/btl/scif/btl_scif_endpoint.c
@@ -15,6 +15,7 @@
 
 #include "btl_scif_endpoint.h"
 #include "opal/mca/memchecker/base/base.h"
+#include "opal/util/sys_limits.h"
 
 static void mca_btl_scif_ep_construct (mca_btl_base_endpoint_t *ep) {
     memset ((char *) ep + sizeof(ep->super), 0, sizeof (*ep) - sizeof (ep->super));
@@ -55,7 +56,7 @@ static void mca_btl_scif_ep_free_buffer (mca_btl_base_endpoint_t *ep) {
 static inline int mca_btl_scif_ep_get_buffer (mca_btl_base_endpoint_t *ep) {
     int rc;
 
-    rc = posix_memalign ((void **) &ep->recv_buffer.buffer, getpagesize(), mca_btl_scif_component.segment_size);
+    rc = posix_memalign ((void **) &ep->recv_buffer.buffer, opal_getpagesize(), mca_btl_scif_component.segment_size);
     if (0 > rc) {
         return OPAL_ERR_OUT_OF_RESOURCE;
     }
diff --git a/opal/mca/mpool/base/mpool_base_frame.c b/opal/mca/mpool/base/mpool_base_frame.c
index f94b8a5376..1cf8c008c3 100644
--- a/opal/mca/mpool/base/mpool_base_frame.c
+++ b/opal/mca/mpool/base/mpool_base_frame.c
@@ -11,6 +11,8 @@
  *                         All rights reserved.
  * Copyright (c) 2007-2009 Cisco Systems, Inc.  All rights reserved.
  * Copyright (c) 2013      NVIDIA Corporation.  All rights reserved.
+ * Copyright (c) 2014      Research Organization for Information Science
+ *                         and Technology (RIST). All rights reserved.
  * $COPYRIGHT$
  * 
  * Additional copyrights may follow
@@ -32,6 +34,7 @@
 #include "opal/mca/mpool/base/base.h"
 #include "mpool_base_mem_cb.h"
 #include "opal/constants.h"
+#include "opal/util/sys_limits.h"
 
 /*
  * The following file was created by configure.  It contains extern
@@ -72,7 +75,7 @@ static int mca_mpool_base_open(mca_base_open_flag_t flags)
     OBJ_CONSTRUCT(&mca_mpool_base_modules, opal_list_t);
   
     /* get the page size for this architecture*/ 
-    mca_mpool_base_page_size = sysconf(_SC_PAGESIZE); 
+    mca_mpool_base_page_size = opal_getpagesize();
     mca_mpool_base_page_size_log = my_log2(mca_mpool_base_page_size); 
 
     /* setup tree for tracking MPI_Alloc_mem */