read fd6 in execline

[Matthias Teege]

Hello,

I try to replace the following sequence with execline:

tcpclient -RHl0 -T1 127.0.0.1 25 sh -c 'exec head -n 1 <&6'

First try:

tcpclient -RHl0 -T1 127.0.0.1 25 foreground { head -n 1 ...

Hmm ... How do I read FD6 with execline?

Thanks
Matthias