support checkra1n clones being passed into -i

include/kerninfo.h

@@ -59,6 +59,7 @@
 #define palerain_option_setup_rootful        (1 << 2) /* create fakefs */
 #define palerain_option_setup_rootful_forced (1 << 3) /* create fakefs over an existing one */
 #define palerain_option_setup_partial_root   (1 << 4) /* fakefs creating should be partial */
+#define palerain_option_checkrain_is_clone   (1 << 5) /* supplied checkra1n is checkra1n clone */
 
 #ifdef DEV_BUILD
 #define palerain_option_test1               (1 << 29)

include/palerain.h

@@ -198,6 +198,9 @@ int exitrecv_cmd(const uint64_t ecid);
 int exec_checkra1n(void);
 int override_file(override_file_t *finfo, niarelap_file_t** orig, unsigned int *orig_len, char *filename);
 void* pongo_helper(void* ptr);
+const unsigned char *
+boyermoore_horspool_memmem(const unsigned char* haystack, size_t hlen,
+                           const unsigned char* needle,   size_t nlen);
 
 
 extern void* pongo_usb_callback(void* arg);