Strange SUN behaviour.

[Walter Rowe]

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I tried replying directly, but it got sent back to me...
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Here is another possibility for you:

    ioctl (fd, FIONREAD, &nchar)
    int fd;
    int nchar;

The value returned in `nchar' is the number of characters waiting to
be read from file descriptor `fd'.

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Walter Rowe, Sun Sys Admin
Robot Systems Division, NIST
rowe at cme.nist.gov