Hi Ben,

> +2007-10-27  Ben Pfaff  <[EMAIL PROTECTED]>
> +
> +     Ralf Wildenhues reported that Tru64 4.0D declares the round
> +     functions but does not have definitions.
> +     * m4/check-math-lib.m4 (gl_CHECK_MATH_LIB): If the target function
> +     cannot be found in any library, set the output variable to
> +     "missing" instead of "".
> +     * m4/round.m4: Also use our substitute if we cannot find round in
> +     any library, even if it is declared.
> +     * m4/roundf.m4: Likewise for roundf.
> +     * m4/roundl.m4: Likewise for roundl.
> +     * lib/math.in.h: Undefine roundf, round, roundl before defining
> +     their replacements, to allow for hypothetical systems where these
> +     may be defined as macros but not available in libraries.

Thanks! It passes the tests on OSF/1 4.0d now (and also on OSF/1 5.1,
MacOS X 10.3, AIX 5.1, IRIX 6.5).

Bruno



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