[Ada] Fix PR ada/80921

[Eric Botcazou]

We have apparently never tried to build shared libraries in cross builds.

Tested on x86_64-suse-linux, applied on mainline and 7 & 6 branches.


2017-06-01  Eric Botcazou  <ebotcazou@adacore.com>

	PR ada/80921
	* configure.ac (default_gnatlib_target): Remove bogus condition.
	(have_getipinfo): Tweak.
	* configure: Regenerate.

-- 
Eric Botcazou
-------------- next part --------------
A non-text attachment was scrubbed...
Name: pr80921.diff
Type: text/x-patch
Size: 1073 bytes
Desc: not available
URL: <http://gcc.gnu.org/pipermail/gcc-patches/attachments/20170601/2f0d777d/attachment.bin>