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__setfpucw.3: Add proper page cross refs for alternate functions
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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.\" J. "MUFTI" Scheurich (mufti@csv.ica.uni-stuttgart.de)
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.\" This page is licensed under the GNU General Public License
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.\"
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.TH __SETFPUCW 3 1997-03-08 "Linux" "Linux Programmer's Manual"
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.TH __SETFPUCW 3 2012-12-31 "Linux" "Linux Programmer's Manual"
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.SH NAME
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__setfpucw \- set FPU control word on i386 architecture (obsolete)
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.SH SYNOPSIS
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@ -23,19 +23,20 @@ As of glibc 2.1 this function does not exist anymore.
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There are new functions from C99, with prototypes in
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.IR <fenv.h> ,
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to control FPU rounding modes, like
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.IR fegetround ,
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.IR fesetround ,
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.BR fegetround (3),
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.BR fesetround (3),
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and the floating-point environment, like
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.IR fegetenv ,
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.IR feholdexcept ,
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.IR fesetenv ,
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.I feupdateenv
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.BR fegetenv (3),
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.BR feholdexcept (3),
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.BR fesetenv (3),
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.BR feupdateenv (3),
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and FPU exception handling, like
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.IR feclearexcept ,
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.IR fegetexceptflag ,
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.IR feraiseexcept ,
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.IR fesetexceptflag ,
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.IR fetestexcept .
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.BR feclearexcept (3),
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.BR fegetexceptflag (3),
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.BR feraiseexcept (3),
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.BR fesetexceptflag (3),
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and
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.BR fetestexcept (3).
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.PP
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If direct access to the FPU control word is still needed, the
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.B _FPU_GETCW
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