V2 [PATCH] PKG_CHECK_MODULES: Check if $pkg_cv_[]$1[]_LIBS works

[Andreas Schwab]

On Jul 28 2020, H.J. Lu via Binutils wrote:

> On x86, the native GCC can support -m32 and -m64.  "gcc -m32" or "gcc -m64"
>  are not cross compiling.

You cannot link -m64 and -m32 together.

> I didn't set PKG_CONFIG_LIBDIR and I don't want to set it.

Then use the correct pkg-config for your target.  If you think
pkg-config is broken, then fix _that_.

Andreas.

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Andreas Schwab, schwab@linux-m68k.org
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