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diff --git a/gnu/usr.sbin/sendmail/include/sm/limits.h b/gnu/usr.sbin/sendmail/include/sm/limits.h
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+++ b/gnu/usr.sbin/sendmail/include/sm/limits.h
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+/*
+ * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
+ *	All rights reserved.
+ *
+ * By using this file, you agree to the terms and conditions set
+ * forth in the LICENSE file which can be found at the top level of
+ * the sendmail distribution.
+ *
+ *	$Sendmail: limits.h,v 1.6 2001/03/08 03:23:08 ca Exp $
+ */
+
+/*
+**  <sm/limits.h>
+**  This header file is a portability wrapper for <limits.h>.
+**  It includes <limits.h>, then it ensures that the following macros
+**  from the C 1999 standard for <limits.h> are defined:
+**	LLONG_MIN, LLONG_MAX
+**	ULLONG_MAX
+*/
+
+#ifndef SM_LIMITS_H
+# define SM_LIMITS_H
+
+# include <limits.h>
+# include <sm/types.h>
+# include <sys/param.h>
+
+/*
+**  The following assumes two's complement binary arithmetic.
+*/
+
+# ifndef LLONG_MIN
+#  define LLONG_MIN	((LONGLONG_T)(~(ULLONG_MAX >> 1)))
+# endif /* ! LLONG_MIN */
+# ifndef LLONG_MAX
+#  define LLONG_MAX	((LONGLONG_T)(ULLONG_MAX >> 1))
+# endif /* ! LLONG_MAX */
+# ifndef ULLONG_MAX
+#  define ULLONG_MAX	((ULONGLONG_T)(-1))
+# endif /* ! ULLONG_MAX */
+
+/*
+**  PATH_MAX is defined by the POSIX standard.  All modern systems
+**  provide it.  Older systems define MAXPATHLEN in <sys/param.h> instead.
+*/
+
+# ifndef PATH_MAX
+#  ifdef MAXPATHLEN
+#   define PATH_MAX	MAXPATHLEN
+#  else /* MAXPATHLEN */
+#   define PATH_MAX	2048
+#  endif /* MAXPATHLEN */
+# endif /* ! PATH_MAX */
+
+#endif /* ! SM_LIMITS_H */