Created attachment 346676 [details] build file Fails in link stage with -ljson build log attached
Created attachment 346694 [details, diff] grive-0.2.0 patch to cope with json-c-0.11 Maybe something like the attached patch is needed?
+ 27 Apr 2013; Christoph Junghans <ottxor@gentoo.org> grive-0.2.0-r1.ebuild: + fix build with >=dev-libs/json-c-0.11:0 (bug #467432, thx to Jouni Kosonen for + the patch)