if( (((unsigned long)it->base) & MBLOCK_MASK) == 0) { /* MBlock aligned */
ret = (void*)it->base;
if(it->size==required_size) {
if( (((unsigned long)it->base) & MBLOCK_MASK) == 0) { /* MBlock aligned */
ret = (void*)it->base;
if(it->size==required_size) {