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@@ -23,12 +23,12 @@ namespace xfr {
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// Receive socket descriptor on unix domain socket 'sock'.
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// Returned value is the socket descriptor received.
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// Errors are indicated by a return value of -1.
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-int recv_fd(int sock);
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+int recv_fd(const int sock);
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// Send socket descriptor "fd" to server over unix domain socket 'sock',
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// the connection from socket 'sock' to unix domain server should be established first.
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// Errors are indicated by a return value of -1.
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-int send_fd(int sock, int fd);
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+int send_fd(const int sock, const int fd);
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} // End for namespace xfr
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} // End for namespace isc
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