https://stackoverflow.com/questions/6429494/undefined-symbols-for-architecture-armv7
Look at common cause 3 in the first answer. These are the undefined symbols:
"_ENGINE_load_builtin_engines", referenced from:
_libssh2_init in global.c.o
__libssh2_init_if_needed in global.c.o
Hello.
I have built libssh2 with openssl in windows (MVC 2017), linux (GCC >6),
mac (clang 8 - 10), android (NDK19 / API 21-24 / clang) successfully.
Now I am stuck trying to build it for iOS. The error I get is about an
undefined symbol as folows
ld: warning: -headerpad_max_install_names is
