string/FreeBSD/ffs.3.patch

   1 --- ffs.3.bsdnew        2009-11-30 13:52:21.000000000 -0800
   2 +++ ffs.3       2009-11-30 13:56:29.000000000 -0800
   3 @@ -36,46 +36,38 @@
   4  .Sh NAME
   5  .Nm ffs ,
   6  .Nm ffsl ,
   7 -.Nm ffsll ,
   8  .Nm fls ,
   9 -.Nm flsl ,
  10 -.Nm flsll
  11 +.Nm flsl
  12  .Nd find first or last bit set in a bit string
  13  .Sh LIBRARY
  14  .Lb libc
  15  .Sh SYNOPSIS
  16  .In strings.h
  17  .Ft int
  18 -.Fn ffs "int value"
  19 +.Fn ffs "int i"
  20  .Ft int
  21 -.Fn ffsl "long value"
  22 +.Fn ffsl "long i"
  23  .Ft int
  24 +.Fn fls "int i"
  25  .Ft int
  26 -.Fn ffsll "long long value"
  27 -.Fn fls "int value"
  28 -.Ft int
  29 -.Fn flsl "long value"
  30 -.Ft int
  31 -.Fn flsll "long long value"
  32 +.Fn flsl "long i"
  33  .Sh DESCRIPTION
  34  The
  35 -.Fn ffs ,
  36 -.Fn ffsl
  37 +.Fn ffs
  38  and
  39 -.Fn ffsll
  40 +.Fn ffsl
  41  functions find the first bit set
  42  (beginning with the least significant bit)
  43  in
  44 -.Fa value
  45 +.Fa i
  46  and return the index of that bit.
  47  .Pp
  48  The
  49 -.Fn fls ,
  50 -.Fn flsl
  51 +.Fn fls
  52  and
  53 -.Fn flsll
  54 +.Fn flsl
  55  functions find the last bit set in
  56 -.Fa value
  57 +.Fa i
  58  and return the index of that bit.
  59  .Pp
  60  Bits are numbered starting at 1 (the least significant bit).
  61 @@ -98,14 +90,8 @@ compliance.
  62  .Pp
  63  The
  64  .Fn ffsl ,
  65 -.Fn fls
  66 +.Fn fls ,
  67  and
  68  .Fn flsl
  69  functions appeared in
  70  .Fx 5.3 .
  71 -The
  72 -.Fn ffsll
  73 -and
  74 -.Fn flsll
  75 -functions appeared in
  76 -.Fx 7.1 .