void efi_st_printf(const char *fmt, ...)
__attribute__ ((format (__printf__, 1, 2)));
+/*
+ * Compare memory.
+ * We cannot use lib/string.c due to different CFLAGS values.
+ *
+ * @buf1: first buffer
+ * @buf2: second buffer
+ * @length: number of bytes to compare
+ * @return: 0 if both buffers contain the same bytes
+ */
+int efi_st_memcmp(const void *buf1, const void *buf2, size_t length);
+
/*
* Reads an Unicode character from the input device.
*