-extern void dwarf2out_define PROTO ((unsigned, char *));
-extern void dwarf2out_undef PROTO ((unsigned, char *));
-extern void dwarf2out_start_source_file PROTO ((char *));
-extern void dwarf2out_end_source_file PROTO ((void));
-
-extern void dwarf2out_begin_block PROTO ((unsigned));
-extern void dwarf2out_end_block PROTO ((unsigned));
-extern void dwarf2out_label PROTO ((rtx));
-extern void dwarf2out_decl PROTO ((tree));
-extern void dwarf2out_line PROTO ((char *, unsigned));
-extern void dwarf2out_frame_init PROTO ((void));
-extern void dwarf2out_frame_debug PROTO ((rtx));
-extern void dwarf2out_frame_finish PROTO ((void));
-
-extern void debug_dwarf PROTO ((void));