PATCH: dg-require-{fork,mkfifo} for V3 testsuite

[Paolo Carlini]

Janis Johnson wrote:

>The machinery is in place to add to lib/target-supports a new proc
>called check_effective_target_namedlocale.  That will let you use
>"{ dg-require-effective-target namedlocale }" within a test, or to use
>"namedlocale" within a selector expression.  See
>http://gcc.gnu.org/onlinedocs/gccint/Test-Directives.html#Test-Directives
>  
>
Ah, ah, thanks a lot Janis, both for the hint and the pointer.
I'll keep you up to date about my work.

Ciao,
Paolo.