When WIFCONTINUED was added, the number of "first" macros grew from
three to four. MFC after: 1 week
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@ -177,7 +177,7 @@ with a
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value of -1.
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.Pp
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The following macros may be used to test the manner of exit of the process.
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One of the first three macros will evaluate to a non-zero (true) value:
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One of the first four macros will evaluate to a non-zero (true) value:
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.Bl -tag -width Ds
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.It Fn WIFCONTINUED status
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True if the process has not terminated, and
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