[Fix] Properly check the original email flag

Issue: #4167, #4104, #4187

src/libstat/CMakeLists.txt

 SET(BACKENDSSRC 	${CMAKE_CURRENT_SOURCE_DIR}/backends/mmaped_file.c
 					${CMAKE_CURRENT_SOURCE_DIR}/backends/sqlite3_backend.c
 					${CMAKE_CURRENT_SOURCE_DIR}/backends/cdb_backend.cxx
+					${CMAKE_CURRENT_SOURCE_DIR}/backends/http_backend.cxx
 					${CMAKE_CURRENT_SOURCE_DIR}/backends/redis_backend.c)
 
 SET(CACHESSRC 	${CMAKE_CURRENT_SOURCE_DIR}/learn_cache/sqlite3_cache.c

src/lua/lua_task.c

 	struct rspamd_email_address *addr;
 
 	PTR_ARRAY_FOREACH(ar, i, addr) {
-		if (!(addr->flags & LUA_ADDRESS_ORIGINAL)) {
+		if (!(addr->flags & RSPAMD_EMAIL_ADDR_ORIGINAL)) {
 			ret ++;
 		}
 	}