Try quoting the input value in order to avoid string escaping issues

Author: absurdfarce

Diff for: src/CMakeLists.txt

@@ -14,9 +14,9 @@ endif()
 if(CASS_USE_OPENSSL)
   list(APPEND SOURCES ssl/ssl_openssl_impl.cpp ssl/ring_buffer_bio.cpp)
   # Allow user to specify the location of applink.c.  Some Windows builds require this as an
-  # interface into OpenSSL BIO ops.  See https://docs.openssl.org/1.1.1/man3/OPENSSL_Applink/#synopsis
+  # interface into OpenSSL BIO ops.  See https://docs.openssl.org/1.1.1/man3/OPENSSL_Applink/
   if(WIN32 AND (NOT CASS_OPENSSL_APPLINK STREQUAL ""))
-    list(APPEND SOURCES ${CASS_OPENSSL_APPLINK})
+    list(APPEND SOURCES "${CASS_OPENSSL_APPLINK}")
   endif()
 else()
   list(APPEND SOURCES ssl/ssl_no_impl.cpp)