Contents|Index|Previous|Next Symbol attributes Every symbol has, as well as its name, the attributes, value and type. Depending on output format, symbols can also have auxiliary attributes (such as a.out, COFF and SOM formats). If you use a symbol without defining it, as assumes zero for all these attributes, and probably won’t warn you. This makes the symbol an externally defined symbol, which is generally what you would want. Top|Contents|Index|Previous|Next