waitpid
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:title: Shellcode Compiler Runtime

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pid_t waitpid(pid_t pid, int* status, int options);
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Waits for the child process `pid` to complete.  If `status` is not `NULL`, the exit status of the process
is written to the pointer.  Returns the process ID of the child process that exited, or the negation of
the error code on error.

See also
--------
link:wait.html[wait]