configure.ac: Do not pass "-fPIC" to mingw for "make crosstest"

[Detlef Riekenberg]

On Mi, 2006-09-13 at 15:23 +0200, Detlef Riekenberg wrote:
> When we do a "make crosstest" with mingw32msvc-gcc,
> the compiler give a warning about "-fPIC" 
> 
> 
> Changelog:
> - configure.ac: Do not pass "-fPIC" to mingw for "make crosstest"
> 
> 
> Changes for configure are not included.
> I crosscompiled the tests, dlls and programs and it still works.
> 

Please ignoge this patch.

There are more gcc-only flags, that we use without checking


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By by ... Detlef