isatty(stdin) usage

[Maarten Litmaath]

david at wubios.wustl.edu (David J. Camp) writes:
\          if (isatty (stdin))

isatty(fileno(stdin))
       ^^^^^^
RTFM.
-- 
 "Those who do not understand Henry     |Maarten Litmaath @ VU Amsterdam:
Spencer are condemned to reinvent DOS." |maart at cs.vu.nl, mcvax!botter!maart