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Re: Hurd's configure.in

Roland McGrath <roland@frob.com> writes:

> libc's aclocal.m4 has macros that appear to have the same intent as the one
> in the hurd's aclocal.m4 (I'm not entirely clear on what the point of these
> actually is).  

The normal autoconf compiler check will fail if it can't link a
program.  If you are building libc (or the Hurd with a partial cross
compiling setup) then you won't be able to link, and yet the compiler
is working fine.

So we substitute the normal autoconf test with the one you cited.  

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