new_br           3974 oshmem/mca/memheap/ptmalloc/malloc.c               char* new_br = (char*)(CALL_MORECORE(0));
new_br           3975 oshmem/mca/memheap/ptmalloc/malloc.c               if (rel_br != CMFAIL && new_br < old_br)
new_br           3976 oshmem/mca/memheap/ptmalloc/malloc.c                 released = old_br - new_br;