#include <allegro5/allegro.h> #define al_free(p) \ (al_free_with_context((p), __LINE__, __FILE__, __func__))
Additionally, on Windows, a memory block allocated by one DLL must be freed from the same DLL. In the few places where an Allegro function returns a pointer that must be freed, you must use al_free(3) for portability to Windows.
This is a macro.
|Allegro reference manual|