Remove compilation warnings.

Correct the pml base allocator
C89 forbids mixed declarations and code !!!

This commit was SVN r5958.

src/class/ompi_free_list.c

@@ -98,7 +98,7 @@ int ompi_free_list_grow(ompi_free_list_t* flist, size_t num_elements)
         if (NULL != flist->fl_elem_class) {
             OBJ_CONSTRUCT_INTERNAL(item, flist->fl_elem_class);
         }
-        ompi_list_append(&flist->super.super, item);
+        ompi_list_append(&(flist->super), &(item->super));
         ptr += flist->fl_elem_size;
     }
     flist->fl_num_allocated += num_elements;

src/mca/mpool/base/mpool_base_lookup.c

@@ -68,6 +68,8 @@ mca_mpool_base_module_t* mca_mpool_base_module_create(const char* name, void* us
     mca_mpool_base_component_t* component = NULL; 
     mca_mpool_base_module_t* module = NULL; 
     ompi_list_item_t* item;
+    mca_mpool_base_selected_module_t *sm;
+
     for (item = ompi_list_get_first(&mca_mpool_base_components);
          item != ompi_list_get_end(&mca_mpool_base_components);
          item = ompi_list_get_next(item)) {
@@ -83,7 +85,6 @@ mca_mpool_base_module_t* mca_mpool_base_module_create(const char* name, void* us
     if(NULL == component)  
         return NULL;
     module = component->mpool_init(user); 
-    mca_mpool_base_selected_module_t *sm;
     sm = OBJ_NEW(mca_mpool_base_selected_module_t); 
     sm->mpool_component = component; 
     sm->mpool_module = module; 

src/mca/pml/base/pml_base_bsend.c

@@ -42,7 +42,7 @@ static int32_t          mca_pml_bsend_init = 0;
 /*
  * Routine to return pages to sub-allocator as needed 
  */
-static void* mca_pml_bsend_alloc_segment(size_t* size_inout)
+static void* mca_pml_bsend_alloc_segment(size_t* size_inout, void* user_in, void** user_out)
 {
     void *addr;
     size_t size = *size_inout;