lib/ac/wait.h
author "Tomas Zeman <tzeman@volny.cz>"
Wed, 16 Jan 2008 22:39:43 +0100
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#include <sys/types.h>
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#if HAVE_SYS_WAIT_H
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# include <sys/wait.h>
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#endif
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#ifndef WEXITSTATUS
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# define WEXITSTATUS(stat_val) ((unsigned)(stat_val) >> 8)
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#endif
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#ifndef WIFEXITED
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# define WIFEXITED(stat_val) (((stat_val) & 255) == 0)
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#endif