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Using and Porting GNU Fortran

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8.11.9.153 IsaTty Intrinsic

 
IsaTty(Unit)

IsaTty: LOGICAL(KIND=1) function.

Unit: INTEGER; scalar; INTENT(IN).

Intrinsic groups: unix.

Description:

Returns .TRUE. if and only if the Fortran I/O unit specified by Unit is connected to a terminal device. See isatty(3).


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