title: What header should I include for memcpy and realloc?
body: <p>I am porting a project to the iPhone and it uses <code>realloc</code> and <code>memcpy</code> which are not found. What is the header to include?</p>
  
  <p>It's a project mixing Objective C and C++ and I am starting to be lost.</p>
  
  <p>Thanks in advance for your help!</p>