collect2: error: ld returned 1 exit status
Makefile:3188: recipe for target 'zcashd' failed
make[2]: *** [zcashd] Error 1
make[2]: *** Waiting for unfinished jobs....
/usr/bin/ld: cannot find -lOpenCL
collect2: error: ld returned 1 exit status
Makefile:3103: recipe for target 'test/test_bitcoin' failed
make[2]: *** [test/test_bitcoin] Error 1
mv -f libstratum/.deps/zcash_miner-StratumClient.Tpo libstratum/.deps/zcash_miner-StratumClient.Po
mv -f gtest/.deps/zcash_gtest-test_proofs.Tpo gtest/.deps/zcash_gtest-test_proofs.Po
make[2]: Leaving directory '/home/pwnk/Downloads/zogminer/src'
Makefile:7546: recipe for target 'all-recursive' failed
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory '/home/pwnk/Downloads/zogminer/src'
Makefile:645: recipe for target 'all-recursive' failed
make: *** [all-recursive] Error 1
How to fix this error?
Im using ubuntu 16.10 with gtx 970 and i have installed cuda 8.0