* stabsread.c: Remove all uses of error(). Make error_type and

	* stabsread.c: Remove all uses of error().  Make error_type and
	read_type_number static.
	(define_symbol): Don't try to deal with a missing symbol
	descriptor which isn't followed by digit, '(', or '-'.
	* stabsread.h: Don't declare read_type_number here.
	* gdbtypes.h: Don't declare error_type here.
	* xcoffread.c: Remove NO_TYPEDEFS code.