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Remove more K&R C support.
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@@ -1,5 +1,5 @@
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# Simple calculator. -*- Autotest -*-
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# Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
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# Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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@@ -41,10 +41,8 @@ AT_DATA_GRAMMAR([calc.y],
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%{
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#include <stdio.h>
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#if STDC_HEADERS
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# include <stdlib.h>
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# include <string.h>
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#endif
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#include <stdlib.h>
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#include <string.h>
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#if HAVE_UNISTD_H
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# include <unistd.h>
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#else
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@@ -53,8 +51,6 @@ AT_DATA_GRAMMAR([calc.y],
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#endif
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#include <ctype.h>
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extern void perror (const char *s);
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/* Exercise pre-prologue dependency to %union. */
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typedef int semantic_value;
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