Complete installation of blackbird on Mac

[login to view URL] Terminal output error during installation: -- Build files have been written to: /Users/nathan/blackbird/build nathan@Nathans-MacBook-Air blackbird % cmake --build ./build -- install [ 3%] Generating CXX unity source cotire/[login to view URL] [ 6%] Generating CXX prefix source cotire/[login to view URL] [ 10%] Generating CXX prefix header cotire/[login to view URL] [ 13%] Building CXX precompiled header cotire/[login to view URL] Scanning dependencies of target blackbird [ 16%] Building CXX object CMakeFiles/[login to view URL] [ 20%] Building CXX object CMakeFiles/[login to view URL] [ 23%] Building CXX object CMakeFiles/[login to view URL] [ 26%] Building CXX object CMakeFiles/[login to view URL] [ 30%] Building CXX object CMakeFiles/[login to view URL] [ 33%] Building CXX object CMakeFiles/[login to view URL] [ 36%] Building CXX object CMakeFiles/[login to view URL] [ 40%] Building CXX object CMakeFiles/[login to view URL] [ 43%] Building CXX object CMakeFiles/[login to view URL] [ 46%] Building CXX object CMakeFiles/[login to view URL] In file included from /Users/nathan/blackbird/src/exchanges/[login to view URL]: /Users/nathan/blackbird/src/utils/[login to view URL]:12: error: variable has incomplete type 'HMAC_CTX' (aka 'hmac_ctx_st') HMAC_CTX ctx; ^ /usr/local/opt/openssl/include/openssl/ossl_typ.h:102:16: note: forward declaration of 'hmac_ctx_st' typedef struct hmac_ctx_st HMAC_CTX; ^ 1 error generated. make[2]: *** [CMakeFiles/[login to view URL]] Error 1 make[1]: *** [CMakeFiles/[login to view URL]] Error 2 make: *** [all] Error 2