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1.1 root 1: .pa 1
2: .he 'TTYN (III)'1/15/73'TTYN (III)'
3: .ti 0
4: NAME ttyn -- return name of current tty
5: .sp
6: .ti 0
7: SYNOPSIS jsr pc,ttyn
8: .sp
9: .ti 0
10: DESCRIPTION The routine hunts up the name of the
11: input tty attached to the process (one byte from the set
12: {012345678abc} at present) and returns it in r0.
13: .sp
14: "x" is returned if no genuine input tty is attached to the process.
15: .sp
16: .ti 0
17: FILES kept in /lib/liba.a
18: .sp
19: .ti 0
20: SEE ALSO fstat(II)
21: .sp
22: .ti 0
23: DIAGNOSTICS --
24: .sp
25: .ti 0
26: BUGS --
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