Justin S 8c173da4b7 nettle: fix broken build (#11611) ...

* nettle: force C99 build

* nettle: update to use c99_flag

from @alalazo

Co-Authored-By: Massimiliano Culpo <massimiliano.culpo@gmail.com>

2019-06-05 19:09:01 -05:00

..

spack

nettle: fix broken build (#11611)

2019-06-05 19:09:01 -05:00