read_stdout()
sysread() got 9 bytes:
[stdout1

]
read_stdout()
sysread() got 9 bytes:
[stdout2

]

##</code><code>##

read_stdout()
sysread() got 9 bytes:
[stdout3

]
read_stdout()
sysread() got 9 bytes:
[stdout4

]
read_stdout()
sysread() got 0 bytes:
[]

##</code><code>##

use japh; print;