diff --git a/reactos/tools/mkhive/cmi.c b/reactos/tools/mkhive/cmi.c
index b95f60c5c15..147b20de3b9 100644
--- a/reactos/tools/mkhive/cmi.c
+++ b/reactos/tools/mkhive/cmi.c
@@ -622,7 +622,7 @@ CmiAllocateValueCell(
 
 	NameLength = CmiGetPackedNameLength(ValueName, &Packable);
 
-	DPRINT("ValueName->Length %lu  NameLength %lu\n", ValueName->Length, NameLength);
+	DPRINT("ValueName->Length %u  NameLength %u\n", ValueName->Length, NameLength);
 
 	*VBOffset = HvAllocateCell(&RegistryHive->Hive, sizeof(CM_KEY_VALUE) + NameLength, Storage, HCELL_NIL);
 	if (*VBOffset == HCELL_NIL)
diff --git a/reactos/tools/mkhive/reginf.c b/reactos/tools/mkhive/reginf.c
index 02078397cde..e7688cd9b2e 100644
--- a/reactos/tools/mkhive/reginf.c
+++ b/reactos/tools/mkhive/reginf.c
@@ -158,7 +158,7 @@ AppendMultiSzValue (
 			ValueName,
 			0,
 			REG_MULTI_SZ,
-			(PCHAR)Buffer,
+			(PUCHAR)Buffer,
 			(ULONG)Total);
 	}
 
@@ -304,7 +304,7 @@ do_reg_operation(
 		{
 			ULONG dw = Str ? strtoul (Str, NULL, 0) : 0;
 
-			DPRINT("setting dword %s to %lx\n", ValueName, dw);
+			DPRINT("setting dword %s to %x\n", ValueName, dw);
 
 			RegSetValueExA (
 				KeyHandle,
@@ -343,7 +343,7 @@ do_reg_operation(
 	}
 	else  /* get the binary data */
 	{
-		PCHAR Data = NULL;
+		PUCHAR Data = NULL;
 
 		if (InfHostGetBinaryField (Context, 5, NULL, 0, &Size) != 0)
 			Size = 0;
@@ -354,8 +354,8 @@ do_reg_operation(
 			if (Data == NULL)
 				return FALSE;
 
-			DPRINT("setting binary data %s len %lu\n", ValueName, Size);
-			InfHostGetBinaryField (Context, 5, Data, (ULONG)Size, NULL);
+			DPRINT("setting binary data %s len %d\n", ValueName, Size);
+			InfHostGetBinaryField (Context, 5, Data, Size, NULL);
 		}
 
 		RegSetValueExA (
@@ -416,11 +416,11 @@ registry_callback (HINF hInf, PCHAR Section, BOOL Delete)
 		else
 		{
 			/* get flags */
-			if (InfHostGetIntField (Context, 4, (PLONG)&Flags) != 0)
+			if (InfHostGetIntField (Context, 4, &Flags) != 0)
 				Flags = 0;
 		}
 
-		DPRINT("Flags: %lx\n", Flags);
+		DPRINT("Flags: 0x%x\n", Flags);
 
 		if (Delete || (Flags & FLG_ADDREG_OVERWRITEONLY))
 		{
diff --git a/reactos/tools/mkhive/registry.c b/reactos/tools/mkhive/registry.c
index 1a70bdf7931..416cf6d205a 100644
--- a/reactos/tools/mkhive/registry.c
+++ b/reactos/tools/mkhive/registry.c
@@ -384,7 +384,7 @@ RegSetValueExW(
 	if (cbData <= sizeof(HCELL_INDEX))
 	{
 		/* If data size <= sizeof(HCELL_INDEX) then store data in the data offset */
-		DPRINT("ValueCell->DataLength %lu\n", ValueCell->DataLength);
+		DPRINT("ValueCell->DataLength %u\n", ValueCell->DataLength);
 		if (DataCell)
 			HvFreeCell(&Key->RegistryHive->Hive, ValueCell->Data);
 
@@ -401,12 +401,12 @@ RegSetValueExW(
 			 * data block and allocate a new one. */
 			HCELL_INDEX NewOffset;
 
-			DPRINT("ValueCell->DataLength %lu\n", ValueCell->DataLength);
+			DPRINT("ValueCell->DataLength %u\n", ValueCell->DataLength);
 
 			NewOffset = HvAllocateCell(&Key->RegistryHive->Hive, cbData, Stable, HCELL_NIL);
 			if (NewOffset == HCELL_NIL)
 			{
-				DPRINT("HvAllocateCell() failed with status 0x%08lx\n", Status);
+				DPRINT("HvAllocateCell() failed with status 0x%08x\n", Status);
 				return ERROR_UNSUCCESSFUL;
 			}
 
@@ -427,7 +427,7 @@ RegSetValueExW(
 
 	HvMarkCellDirty(&Key->RegistryHive->Hive, Key->KeyCellOffset, FALSE);
 
-	DPRINT("Return status 0x%08lx\n", Status);
+	DPRINT("Return status 0x%08x\n", Status);
 	return Status;
 }
 
@@ -581,7 +581,7 @@ ConnectRegistry(
 	Status = CmiInitializeTempHive(HiveToConnect);
 	if (!NT_SUCCESS(Status))
 	{
-		DPRINT1("CmiInitializeTempHive() failed with status 0x%08lx\n", Status);
+		DPRINT1("CmiInitializeTempHive() failed with status 0x%08x\n", Status);
 		return FALSE;
 	}
 
@@ -599,29 +599,6 @@ ConnectRegistry(
 	return TRUE;
 }
 
-static BOOL
-MyExportBinaryHive (PCHAR FileName,
-		  PCMHIVE RootHive)
-{
-	FILE *File;
-	BOOL ret;
-
-	/* Create new hive file */
-	File = fopen (FileName, "w+b");
-	if (File == NULL)
-	{
-		printf("    Error creating/opening file\n");
-		return FALSE;
-	}
-
-	fseek (File, 0, SEEK_SET);
-
-	RootHive->FileHandles[HFILE_TYPE_PRIMARY] = (HANDLE)File;
-	ret = HvWriteHive(&RootHive->Hive);
-	fclose (File);
-	return ret;
-}
-
 LIST_ENTRY CmiHiveListHead;
 
 VOID
@@ -636,7 +613,7 @@ RegInitializeRegistry(VOID)
 	Status = CmiInitializeTempHive(&RootHive);
 	if (!NT_SUCCESS(Status))
 	{
-		DPRINT1("CmiInitializeTempHive() failed with status 0x%08lx\n", Status);
+		DPRINT1("CmiInitializeTempHive() failed with status 0x%08x\n", Status);
 		return;
 	}