Fix failures with 'make distcheck' by impedance matching the install prefixes we pass to OpenSSL with those it actually expects (i.e., INSTALL_PREFIX appears deprecated).
Fix failures with 'make distcheck' by impedance matching the install prefixes we pass to OpenSSL with those it actually expects (i.e., INSTALL_PREFIX appears deprecated).

openweave/openweave-core,openweave/openweave-core,openweave/openweave-core,openweave/openweave-core,openweave/openweave-core,openweave/openweave-core