==== run-regress-cctv ====
env GOCACHE=/home/src/regress/lib/libcrypto/c2sp/obj/go-build go build -o cctv /home/src/regress/lib/libcrypto/c2sp/cctv.go
./cctv

==== run-regress-cctv-openssl35 ====
env CGO_CFLAGS="-I/usr/local/include/eopenssl35" CGO_LDFLAGS="-Wl,-rpath,/usr/local/lib/eopenssl35 -L/usr/local/lib/eopenssl35"  GOCACHE=/home/src/regress/lib/libcrypto/c2sp/obj/go-build  go build -o cctv-openssl35 /home/src/regress/lib/libcrypto/c2sp/cctv.go
./cctv-openssl35

==== clean-go-cache ====
env GOCACHE=/home/src/regress/lib/libcrypto/c2sp/obj/go-build go clean -cache
rm -rf /home/src/regress/lib/libcrypto/c2sp/obj/go-build