replace obsolete @ctrl{A} with @kbd{C-A}. Suppress compilation warning.
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@ -1538,7 +1538,7 @@ If the label is written @samp{0:} then the digit is @samp{0}.
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If the label is written @samp{1:} then the digit is @samp{1}.
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And so on up through @samp{9:}.
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@item @ctrl{A}
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@item @kbd{C-A}
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This unusual character is included so you don't accidentally invent
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a symbol of the same name. The character has ASCII value
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@samp{\001}.
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@ -1550,8 +1550,8 @@ number @samp{15}; @emph{etc.}. Likewise for the other labels @samp{1:}
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through @samp{9:}.
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@end table
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For instance, the first @code{1:} is named @code{L1@ctrl{A}1}, the 44th
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@code{3:} is named @code{L3@ctrl{A}44}.
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For instance, the first @code{1:} is named @code{L1@kbd{C-A}1}, the 44th
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@code{3:} is named @code{L3@kbd{C-A}44}.
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@node Dot, Symbol Attributes, Symbol Names, Symbols
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@section The Special Dot Symbol
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