Build failed on ubuntu 16.04 ARM

[hryamzik]

make -R all:

g++ -c -g -O3 -std=gnu++0x -fvisibility=hidden -fvisibility-inlines-hidden -fno-default-inline -fno-omit-frame-pointer -fno-common -fsigned-char -Wall -W -Werror -Wsign-promo -Woverloaded-virtual -Wno-ctor-dtor-privacy -Wno-non-virtual-dtor -isystem . -isystem ./pd/fixinclude -D_GNU_SOURCE=1  -Wundef  -MD -MF deps/pd%bq%bq_cont.o.d pd/bq/bq_cont.C -o pd/bq/bq_cont.o
pd/bq/bq_cont.C:40:2: error: #error Not implemented yet
 #error Not implemented yet
  ^
pd/bq/bq_cont.C:96:21: error: ‘MISC_REG_NUM’ was not declared in this scope
  unsigned long misc[MISC_REG_NUM];
                     ^
pd/bq/bq_cont.C: In member function ‘char* pd::bq_stack_pool_t::item_t::stack()’:
pd/bq/bq_cont.C:344:44: error: ‘STACK_SIZE’ was not declared in this scope
    return ((char *)this) + sizeof(*this) - STACK_SIZE;
                                            ^
pd/bq/bq_cont.C: In static member function ‘static pd::bq_stack_pool_t::item_t* pd::bq_stack_pool_t::item_t::obj(char*)’:
pd/bq/bq_cont.C:348:30: error: ‘STACK_SIZE’ was not declared in this scope
    return (item_t *)(stack + STACK_SIZE - sizeof(item_t));
                              ^
pd/bq/bq_cont.C: In member function ‘char* pd::bq_stack_pool_t::alloc()’:
pd/bq/bq_cont.C:378:10: error: ‘STACK_SIZE’ was not declared in this scope
    NULL, STACK_SIZE, PROT_READ | PROT_WRITE,
          ^
pd/bq/bq_cont.C:385:23: error: ‘PAGE_SIZE’ was not declared in this scope
   if (mprotect(stack, PAGE_SIZE, 0) < 0)
                       ^
pd/bq/bq_cont.C: In member function ‘void pd::bq_stack_pool_t::free(char*)’:
pd/bq/bq_cont.C:413:17: error: ‘STACK_SIZE’ was not declared in this scope
   munmap(stack, STACK_SIZE);
                 ^
pd/bq/bq_cont.C: In destructor ‘pd::bq_stack_pool_t::~bq_stack_pool_t()’:
pd/bq/bq_cont.C:423:26: error: ‘STACK_SIZE’ was not declared in this scope
    munmap(item->stack(), STACK_SIZE);
                          ^
pd/bq/bq_cont.C: In static member function ‘static void* pd::bq_cont_t::operator new(size_t)’:
pd/bq/bq_cont.C:443:22: error: ‘STACK_SIZE’ was not declared in this scope
  void *ptr = stack + STACK_SIZE - size;
                      ^
opts.mk:44: recipe for target 'pd/bq/bq_cont.o' failed
make: *** [pd/bq/bq_cont.o] Error 1