68           struct passwd lpw, *old_pw, *pw;  in main()  local
79           pw = old_pw = NULL;  in main()
143                         (old_pw = pw_dup(pw)) == NULL)  in main()
177                     old_pw = NULL;  in main()
203                     pw = edit(pw_tempname(), old_pw);  in main()
211                     if (pw_equal(old_pw, pw) &&  in main()
212                         strcmp(old_pw->pw_passwd, pw->pw_passwd) == 0)  in main()
216           if (old_pw && !master_mode) {  in main()
218                     cryptpw = crypt(password, old_pw->pw_passwd);  in main()
219                     if (cryptpw == NULL || strcmp(cryptpw, old_pw->pw_passwd) != 0)  in main()
225           if (old_pw != NULL)  in main()
226                     pw->pw_fields |= (old_pw->pw_fields & _PWF_SOURCE);  in main()
256                     if (pw_copy(pfd, tfd, pw, old_pw) == -1) {  in main()