get_filename_id
outint(get_filename_id(tag->s_def_pos.p_file));
outint(get_filename_id(sym->s_def_pos.p_file));
outint(get_filename_id(posp->p_file));
outint(get_filename_id(curr_pos.p_file));
outint(get_filename_id(curr_pos.p_file));
int get_filename_id(const char *);