root@pegasus:/usr/ports/machines/hydra # make
===>   hydra-0.1_112 depends on file: /usr/local/sbin/pkg - found
===> Fetching all distfiles required by hydra-0.1_112 for building
===>  Extracting for hydra-0.1_112
===>  Patching for hydra-0.1_112
===>   hydra-0.1_112 depends on shared library: nvidia-glcore - not found
===>    Verifying install for nvidia-glcore in /usr/ports/x11/nvidia-driver
===>   hydra-0.1_112 depends on package: /var/packages/All/nvidia-driver-310.44_1.txz - not found
===>   USE_PACKAGE_DEPENDS_ONLY set - will not build from source
*** [lib-depends] Error code 1

Stop in /usr/ports/machines/hydra.