hust: add a comment
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@ -503,6 +503,10 @@ static const char *set_cwd(void)
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return cwd;
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}
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// It seems ALL built-ins ever use *only* child->argv in child param.
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// Passing argv directly may make 'child->argv += n' modifications
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// unneeded on vfork codepaths.
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/* built-in 'eval' handler */
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static int builtin_eval(struct child_prog *child)
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{
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