extern void dwarfout_init PROTO ((FILE *asm_out_file,
char *main_input_filename));
extern void dwarfout_finish PROTO ((void));
extern void dwarfout_define PROTO ((unsigned, char *));
extern void dwarfout_undef PROTO ((unsigned, char *));
extern void dwarfout_file_scope_decl PROTO ((tree , int));
extern void dwarfout_start_new_source_file PROTO ((char *));
extern void dwarfout_resume_previous_source_file PROTO((unsigned));
extern void dwarfout_begin_function PROTO ((void));
extern void dwarfout_end_function PROTO ((void));
extern void dwarfout_begin_epilogue PROTO ((void));
extern void dwarfout_end_epilogue PROTO ((void));
extern void dwarfout_begin_block PROTO ((unsigned));
extern void dwarfout_end_block PROTO ((unsigned));
#ifdef RTX_CODE
extern void dwarfout_label PROTO ((rtx));
#endif
extern void dwarfout_line PROTO ((char *, unsigned));