The symbol descriptor is the character which follows the colon in many
stabs, and which tells what kind of stab it is. See String Field,
for more information about their use.
Conformant array bound (Pascal, maybe other languages); Conformant Arrays. Name of a caught exception (GNU C++). These can be
distinguished because the latter uses N_CATCH and the former uses
another symbol type.
Unfortunately, three separate meanings have been independently invented
for this symbol descriptor. At least the GNU and Sun uses can be
distinguished by the symbol type. Global Procedure (AIX) (symbol type
used unknown); see Procedures. Register parameter (GNU) (symbol
type N_PSYM); see Parameters. Prototype of function
referenced by this file (Sun acc) (symbol type N_FUN).