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Diff for /src/usr.bin/m4/m4.1 between version 1.60 and 1.61

version 1.60, 2013/07/16 00:07:52 version 1.61, 2014/01/12 09:33:32
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 Passes its first argument to a shell and returns the shell's standard output.  Passes its first argument to a shell and returns the shell's standard output.
 Note that the shell shares its standard input and standard error with  Note that the shell shares its standard input and standard error with
 .Nm .  .Nm .
 .It Fn eval expr  .It Fn eval expr[,radix[,minimum]]
 Computes the first argument as an arithmetic expression using 32-bit  Computes the first argument as an arithmetic expression using 32-bit
 arithmetic.  arithmetic.
 Operators are the standard C ternary, arithmetic, logical,  Operators are the standard C ternary, arithmetic, logical,
 shift, relational, bitwise, and parentheses operators.  shift, relational, bitwise, and parentheses operators.
 You can specify  You can specify
 octal, decimal, and hexadecimal numbers as in C.  octal, decimal, and hexadecimal numbers as in C.
 The second argument (if any)  The optional second argument
 specifies the radix for the result and the third argument (if any)  .Fa radix
   specifies the radix for the result and the optional third argument
   .Fa minimum
 specifies the minimum number of digits in the result.  specifies the minimum number of digits in the result.
 .It Fn expr expr  .It Fn expr expr
 This is an alias for  This is an alias for
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Removed from v.1.60  
changed lines
  Added in v.1.61