Library: GNU bash Command Reference (Darwin 9.0): wait

Library: GNU bash Command Reference (Darwin 9.0)

wait

wait: wait [n]

Wait for the specified process and report its termination status.  If
N is not given, all currently active child processes are waited for,
and the return code is zero.  N may be a process ID or a job
specification; if a job spec is given, all processes in the job's
pipeline are waited for.

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