Complex sentence: In addition, FoxPro2 was originally built on WatCOM C++, which had its own memory extensor-at that time state-of-the-art. FoxPro2 could access expanded and extended memory, using almost all available RAM (DOS).
Split into simpler sentences: In addition, FoxPro2 was originally built on WatCOM C++, which had its own memory extensor-at that time, a state-of-the-art one. FoxPro2 can acess to expanded and extended memory, using almost all available RAM (DOS).