OPENSSL_API_COMPAT error when compiling

[Gcat101]

clang++ -Iminizip -I../libplist/include -I. -mno-sse -std=c++17  -o Account.cpp.o -c Account.cpp
In file included from Account.cpp:11:
In file included from ./PrefixHeader.pch:12:
In file included from /usr/include/cpprest/http_client.h:68:
In file included from /usr/include/boost/asio/ssl.hpp:18:
In file included from /usr/include/boost/asio/ssl/context.hpp:23:
In file included from /usr/include/boost/asio/ssl/context_base.hpp:19:
In file included from /usr/include/boost/asio/ssl/detail/openssl_types.hpp:23:
In file included from /include/openssl/conf.h:4:
In file included from /include/openssl/./conf_asm.h:11:
In file included from /include/openssl/./archs/linux-x86_64/asm/include/openssl/conf.h:19:
/include/openssl/macros.h:155:4: error: "OPENSSL_API_COMPAT expresses an impossible API compatibility level"
#  error "OPENSSL_API_COMPAT expresses an impossible API compatibility level"
   ^
1 error generated.

Please help

[NyaMisty]

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