BITMAP* myBitmap;

void doSomthing();

class testClass{
  public:
    testClass();
    BITMAP* memberBitmap;

  protected:
    void setBitamp(BITMAP* temp){memberBitmap = temp;}
    BITMAP* getBitmap(void){return memberBitmap;}
}

testClass C;

void main{
  myBitmap = load_bitmap();
  testClass C;
}

void doSomething()
{
  C.setBitmap(myBitmap);  // C underclared (first use this function)
}