bootutil tests - Don't assume min-write-sz==1.
diff --git a/boot/bootutil/test/src/boot_test.h b/boot/bootutil/test/src/boot_test.h
index b10bec6..072dfbb 100644
--- a/boot/bootutil/test/src/boot_test.h
+++ b/boot/bootutil/test/src/boot_test.h
@@ -59,6 +59,7 @@
#define BOOT_TEST_AREA_IDX_SCRATCH 6
uint8_t boot_test_util_byte_at(int img_msb, uint32_t image_offset);
+uint8_t boot_test_util_flash_align(void);
void boot_test_util_init_flash(void);
void boot_test_util_copy_area(int from_area_idx, int to_area_idx);
void boot_test_util_swap_areas(int area_idx1, int area_idx2);