RPP_ECHO_OFF
return(readpassphrase(prompt, buf, sizeof(buf), RPP_ECHO_OFF));
rppflags = (flags & RP_ECHO) ? RPP_ECHO_ON : RPP_ECHO_OFF;
passbuf, passbufsize, RPP_ECHO_OFF | RPP_REQUIRE_TTY);
RPP_ECHO_OFF | RPP_REQUIRE_TTY);
if (readpassphrase(prompt, buf, sizeof(buf), RPP_ECHO_OFF) == NULL)