Help with making a port C11 compliant

[Montgomery-Smith, Stephen]

On 05/06/2016 04:35 PM, Walter Schwarzenfeld wrote:
> Write in the Makefiles of math/cln and math/GiNaC
> 
> USE_GCC=     4.7
> (you can also use 4.8 or 5)
> and
> CXXFLAGS+=      -D_GLIBCXX_USE_C99
> 
> I have tested it with 4.7 and 5 in the port and with gcc5 with poudriere
> in a 93amd64 jail (the test with 4.7 is running in the moment).
> And it builds fine.

If the suggestion by Brooks Davis doesn't work, I'll give this a try.
But I will wrap it in a ".if ${OSVERSION} < 1000000".

Thanks, Stephen