On 08/03/2016 08:29 AM, Glenn Morris wrote: > Ref: http://hydra.nixos.org/build/38241199 > sysdep.c:99:28: fatal error: gnutls/crypto.h: No such file or directory Thanks, I installed the attached, which should fix that. Hydra doesn't have the GnuTLS development headers/libraries installed. Shouldn't it? Seems a bit odd, since Hydra *builds* GnuTLS....