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dnl Copyright (C) 2009 Sun Microsystems, Inc.
dnl This file is free software; Sun Microsystems, Inc.
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
#--------------------------------------------------------------------
# Check for a working fdatasync call
#--------------------------------------------------------------------
AC_DEFUN([PANDORA_WORKING_FDATASYNC],[
AC_CACHE_CHECK([working fdatasync],[ac_cv_func_fdatasync],[
AC_LANG_PUSH(C++)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <unistd.h>
]],[[
fdatasync(4);
]])],
[ac_cv_func_fdatasync=yes],
[ac_cv_func_fdatasync=no])
AC_LANG_POP()
])
AS_IF([test "x${ac_cv_func_fdatasync}" = "xyes"],
[AC_DEFINE([HAVE_FDATASYNC],[1],[If the system has a working fdatasync])])
])
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