tests: internal: fstore: enable win compatibility
#include <fluent-bit/flb_info.h>
#include <fluent-bit/flb_fstore.h>
#include <fluent-bit/flb_mem.h>
+#include <fluent-bit/flb_compat.h>
#include <chunkio/chunkio.h>
#include <chunkio/cio_utils.h>
#include <sys/types.h>
#include <sys/stat.h>
-#include <unistd.h>
+
#define FSF_STORE_PATH "/tmp/flb-fstore"
