GETPASS(3) Library Functions Manual GETPASS(3)
getpass - read a password
Getpass reads a password from the file /dev/tty, or if that cannot be
opened, from the standard input, after prompting with the null-termi-
nated string prompt and disabling echoing. A pointer is returned to a
null-terminated string of at most 8 characters.
The return value points to static data whose content is overwritten by
19 January 1983 GETPASS(3)