* NEWS: Mention .debug_macro support.
* dwarf.c (read_and_display_attr_value): Don't print a tab
if attribute is 0.
(get_AT_name): Handle DW_AT_GNU_macros.
(get_line_filename_and_dirname, display_debug_macro): New
functions.
(debug_displays): Add an entry for .debug_macro and .zdebug_macro.
* readelf.c (process_section_headers): With do_debug_macinfo
handle also .debug_macro sections.
* dwarf.h (dwarf_section_display_enum): Add macro.