dwarf2 cleanup

[Jim Blandy]

Actually, the issue here wasn't approval --- it's that Dan has no
assignment on file for changes to GDB.  I'll get that started.


>   > > 2001-02-15  Dan Nicolaescu  <dann@ics.uci.edu>   
>   > > 
>   > >         * dwarf2.def: New file.
>   > >    
>   > >         * dwarf2.h: (enum dwarf_tag, enum dwarf_form,               
>   > >         enum dwarf_attribute, enum dwarf_location_atom,
>   > >         enum dwarf_type): Use the dwarf2.def definitions.                
>   > > 
>   > > For gdb/ChangeLog
>   > >    
>   > >         * dwarf2read.c (dwarf_cfi_name):
>   > >         (dwarf_stack_op_name): 
>   > >         (dwarf_tag_name):
>   > >         (dwarf_attr_name):
>   > >         (dwarf_form_name):                                           
>   > >         (dwarf_type_encoding_name): Constify the return value, 
>   > >         use the dwarf2.def definitions.
>   > >    
>   > >         * Makefile.in (dwarf2read.o): Add missing dependecy to
>   > >         elf/dwarf2.h,  depend on elf/dwarf2.def.
>   > >