extern struct inferior_list all_lwps;
-char *linux_child_pid_to_exec_file (int pid);
-int elf_64_file_p (const char *file);
+int linux_pid_exe_is_elf_64_file (int pid);
void linux_attach_lwp (unsigned long pid);
struct lwp_info *find_lwp_pid (ptid_t ptid);