xbt_init(&argc,argv);
XBT_INFO("Allocating a new heap");
- unsigned long mask = ~((unsigned long)getpagesize() - 1);
+ unsigned long mask = ~((unsigned long)xbt_pagesize - 1);
void *addr = (void*)(((unsigned long)sbrk(0) + BUFFSIZE) & mask);
heapA = xbt_mheap_new(-1, addr);
if (heapA == NULL) {