NAME ptmx, pts - pseudoterminal master and slave DESCRIPTION The file /dev/ptmx (the pseudoterminal multiplexor deviceUNIX 98 pseudoterminal support (see pts (4)). SEE ALSO grantpt (3), posix_openpt (3), ttyname ... unlockpt (3), ptsUNIX 98 pseudoterminal support (see pts (4)). SEE ALSO grantpt (3), posix_openpt (3), ttyname ... unlockpt (3), ptsopens the master clone device, /dev/ptmx ; see pts (4).) After performing any program-specific initializations ... forkpty (3), openpty (3), termios (3), ptsUNIX 98 pseudoterminal support (see pts (4)). NOTES Some older UNIX implementations that support System ... grantpt (3), ptsname (3), unlockpt (3), ptsUNIX 98 pseudoterminal support, see pts (4). Historical systems implemented this function ... posix_openpt (3), ptsname (3), unlockpt (3), ptsfile descriptor that refers to a pts (4) device open when switching to another mount ... fstat (2), ctermid (3), isatty (3), ptsfile descriptor that refers to a pts (4) device open when switching to another mount ... fstat (2), ctermid (3), isatty (3), ptsNAME ptmx, pts - pseudoterminal master and slave DESCRIPTION The file /dev/ptmx (the pseudoterminal multiplexor devicenumber of UNIX 98 pseudoterminals (see pts (4)) on the system. /proc/sys/kernel/pty/max This file definesSCSI block device. "char-pts" and "char-alsa" are specifiers for all pseudo TTYs