resource.getpagesize() Returns the number of bytes in a system page. (This need not be the same as the hardware page size.)
nis.match(key, mapname, domain=default_domain) Return the match for key in map mapname, or raise an error
fcntl.flock(fd, operation) Perform the lock operation operation on file descriptor fd (file objects providing
termios.tcflow(fd, action) Suspend or resume input or output on file descriptor fd. The action argument can
nis.cat(mapname, domain=default_domain) Return a dictionary mapping key to value such that match(key
pty.fork() Fork. Connect the child’s controlling terminal to a pseudo-terminal. Return value is (pid, fd). Note
Template.copy(infile, outfile) Copy infile to outfile through the pipe.
pwd.getpwall() Return a list of all available password database entries, in arbitrary order.
termios.tcgetattr(fd) Return a list containing the tty attributes for file descriptor fd, as follows: [iflag
pwd.getpwnam(name) Return the password database entry for the given user name.
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