diff --git a/HISTORY b/HISTORY
index b15ef041..50883da4 100644
--- a/HISTORY
+++ b/HISTORY
@@ -17,7 +17,7 @@ SnapRAID HISTORY
   for SSE2 and MMX.
 * Added support for multiple 'content' files. You can save extra copies to be
   able to verify the checksums also if you lose all the 'content' files in the
-  parity drives.
+  parity disks.
 * Added a filtering include logic, where anything not explicitely included
   is excluded. For example, it allow to include only the files in a predefined
   set of directories.
diff --git a/util.c b/util.c
index ea5b99aa..bcb579a7 100644
--- a/util.c
+++ b/util.c
@@ -255,40 +255,6 @@ void* malloc_nofail_align(size_t size, void** freeptr)
 	return ptr;
 }
 
-void memxor(unsigned char* xor, const unsigned char* block, unsigned size)
-{
-	while (size >= 16) {
-		uint32_t* xor32 = (uint32_t*)xor;
-		const uint32_t* block32 = (const uint32_t*)block;
-		xor32[0] ^= block32[0];
-		xor32[1] ^= block32[1];
-		xor32[2] ^= block32[2];
-		xor32[3] ^= block32[3];
-
-		xor += 16;
-		block += 16;
-		size -= 16;
-	}
-
-	while (size >= 4) {
-		uint32_t* xor32 = (uint32_t*)xor;
-		const uint32_t* block32 = (const uint32_t*)block;
-		xor32[0] ^= block32[0];
-
-		xor += 4;
-		block += 4;
-		size -= 4;
-	}
-
-	while (size != 0) {
-		xor[0] ^= block[0];
-
-		xor += 1;
-		block += 1;
-		size -= 1;
-	}
-}
-
 #if HAVE_LIBCRYPTO
 #include <openssl/md5.h>
 #else
diff --git a/util.h b/util.h
index 8b37d694..a725f639 100644
--- a/util.h
+++ b/util.h
@@ -116,10 +116,8 @@ void* malloc_nofail(size_t size);
  */
 void* malloc_nofail_align(size_t size, void** freeptr);
 
-/**
- * Xor two memory blocks.
- */
-void memxor(unsigned char* xor, const unsigned char* block, unsigned size);
+/****************************************************************************/
+/* hash */
 
 /**
  * Size of the hash.