diff --git a/reactos/apps/utils/objdir/makefile b/reactos/apps/utils/objdir/makefile
index 15baf8c52cd..a8527ff60ae 100644
--- a/reactos/apps/utils/objdir/makefile
+++ b/reactos/apps/utils/objdir/makefile
@@ -1,4 +1,4 @@
-# $Id: makefile,v 1.10 2002/06/07 22:58:10 ekohl Exp $
+# $Id: makefile,v 1.11 2003/11/11 17:00:41 ekohl Exp $
 
 PATH_TO_TOP = ../../..
 
@@ -14,6 +14,8 @@ TARGET_SDKLIBS = ntdll.a kernel32.a
 
 TARGET_OBJECTS = $(TARGET_NAME).o
 
+TARGET_CFLAGS = -Wall -Werror
+
 include $(PATH_TO_TOP)/rules.mak
 
 include $(TOOLS_PATH)/helper.mk
diff --git a/reactos/apps/utils/objdir/objdir.c b/reactos/apps/utils/objdir/objdir.c
index 06bbea347af..24c4b86b03a 100644
--- a/reactos/apps/utils/objdir/objdir.c
+++ b/reactos/apps/utils/objdir/objdir.c
@@ -1,4 +1,4 @@
-/* $Id: objdir.c,v 1.12 2003/09/03 20:16:06 ekohl Exp $
+/* $Id: objdir.c,v 1.13 2003/11/11 17:00:41 ekohl Exp $
  *
  * DESCRIPTION: Object Manager Simple Explorer
  * PROGRAMMER:  David Welch
@@ -284,7 +284,7 @@ ListDirectory (
 		++ EntryCount;
 		++ pDirectoryEntry;
 	}
-	printf ("\n\t%d object(s)\n", EntryCount);
+	printf ("\n\t%lu object(s)\n", EntryCount);
 	/*
 	 * Free any resource.
 	 */
diff --git a/reactos/apps/utils/partinfo/makefile b/reactos/apps/utils/partinfo/makefile
index 96a29803f5e..cc45b699fbf 100644
--- a/reactos/apps/utils/partinfo/makefile
+++ b/reactos/apps/utils/partinfo/makefile
@@ -1,4 +1,4 @@
-# $Id: makefile,v 1.3 2002/07/22 17:53:12 ekohl Exp $
+# $Id: makefile,v 1.4 2003/11/11 17:01:22 ekohl Exp $
 
 PATH_TO_TOP = ../../..
 
@@ -10,7 +10,7 @@ TARGET_APPTYPE = console
 
 TARGET_NAME = partinfo
 
-#TARGET_CFLAGS = -fnative_struct
+#TARGET_CFLAGS = -Wall -Werror
 
 TARGET_SDKLIBS = ntdll.a kernel32.a
 
diff --git a/reactos/apps/utils/partinfo/partinfo.c b/reactos/apps/utils/partinfo/partinfo.c
index 56dbd482906..9dc9a6880f5 100644
--- a/reactos/apps/utils/partinfo/partinfo.c
+++ b/reactos/apps/utils/partinfo/partinfo.c
@@ -4,6 +4,7 @@
 
 #include <windows.h>
 //#include <winioctl.h>
+#include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
 
@@ -83,7 +84,7 @@ int main (int argc, char *argv[])
   ulDrive = strtoul(argv[1], NULL, 10);
   if (errno != 0)
     {
-      printf("Error: Malformed drive number\n", errno);
+      printf("Error: Malformed drive number\n");
       return(0);
     }
 
@@ -139,7 +140,7 @@ int main (int argc, char *argv[])
 		       NULL))
     {
       CloseHandle(hDisk);
-      printf("DeviceIoControl failed! Error: %u\n",
+      printf("DeviceIoControl failed! Error: %lu\n",
 	     GetLastError());
       free(Buffer);
       return 0;
@@ -149,7 +150,7 @@ int main (int argc, char *argv[])
   HexDump((char*)&DiskGeometry, dwRead);
 #endif
   printf("Drive number: %lu\n", ulDrive);
-  printf("Cylinders: %I64u\nMediaType: %lx\nTracksPerCylinder: %lu\n"
+  printf("Cylinders: %I64u\nMediaType: %x\nTracksPerCylinder: %lu\n"
 	 "SectorsPerTrack: %lu\nBytesPerSector: %lu\n\n",
 	 DiskGeometry.Cylinders.QuadPart,
 	 DiskGeometry.MediaType,
@@ -177,7 +178,7 @@ int main (int argc, char *argv[])
 		       NULL))
     {
       CloseHandle(hDisk);
-      printf("DeviceIoControl(IOCTL_DISK_GET_DRIVE_LAYOUT) failed! Error: %u\n",
+      printf("DeviceIoControl(IOCTL_DISK_GET_DRIVE_LAYOUT) failed! Error: %lu\n",
 	     GetLastError());
       free(Buffer);
       return 0;
@@ -191,13 +192,13 @@ int main (int argc, char *argv[])
 
   LayoutBuffer = (DRIVE_LAYOUT_INFORMATION*)Buffer;
 
-  printf("Partitions %u  Signature %x\n",
+  printf("Partitions %lu  Signature %lx\n",
 	 LayoutBuffer->PartitionCount,
 	 LayoutBuffer->Signature);
 
   for (i = 0; i < LayoutBuffer->PartitionCount; i++)
     {
-      printf(" %d: nr: %d boot: %1x type: %x start: 0x%I64x count: 0x%I64x\n",
+      printf(" %ld: nr: %ld boot: %1x type: %x start: 0x%I64x count: 0x%I64x\n",
 	     i,
 	     LayoutBuffer->PartitionEntry[i].PartitionNumber,
 	     LayoutBuffer->PartitionEntry[i].BootIndicator,
diff --git a/reactos/apps/utils/pnpdump/makefile b/reactos/apps/utils/pnpdump/makefile
index 355a39cc2ee..02dbda76b73 100644
--- a/reactos/apps/utils/pnpdump/makefile
+++ b/reactos/apps/utils/pnpdump/makefile
@@ -1,4 +1,4 @@
-# $Id: makefile,v 1.1 2003/05/08 18:54:59 ekohl Exp $
+# $Id: makefile,v 1.2 2003/11/11 17:01:47 ekohl Exp $
 
 PATH_TO_TOP = ../../..
 
@@ -10,7 +10,7 @@ TARGET_APPTYPE = console
 
 TARGET_NAME = pnpdump
 
-#TARGET_CFLAGS = -fnative_struct
+TARGET_CFLAGS = -Wall -Werror
 
 TARGET_SDKLIBS = ntdll.a kernel32.a
 
diff --git a/reactos/apps/utils/pnpdump/pnpdump.c b/reactos/apps/utils/pnpdump/pnpdump.c
index d2fa4ead069..f765259d47e 100644
--- a/reactos/apps/utils/pnpdump/pnpdump.c
+++ b/reactos/apps/utils/pnpdump/pnpdump.c
@@ -3,8 +3,10 @@
  */
 
 #include <windows.h>
+#include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <conio.h>
 
 
 typedef struct _CM_PNP_BIOS_DEVICE_NODE
@@ -420,7 +422,6 @@ PnpDecodeFixedIoPort(unsigned char *Ptr)
 static VOID
 PnpDecodeMemory16(unsigned char *Ptr)
 {
-  USHORT DescLength;
   UCHAR Info;
   USHORT MinBase;
   USHORT MaxBase;
@@ -458,7 +459,6 @@ PnpDecodeMemory16(unsigned char *Ptr)
 static VOID
 PnpDecodeMemory32(unsigned char *Ptr)
 {
-  USHORT DescLength;
   UCHAR Info;
   ULONG MinBase;
   ULONG MaxBase;
@@ -512,7 +512,6 @@ PnpDecodeMemory32(unsigned char *Ptr)
 static VOID
 PnpDecodeFixedMemory(unsigned char *Ptr)
 {
-  USHORT DescLength;
   UCHAR Info;
   ULONG Base;
   ULONG Length;
@@ -669,7 +668,6 @@ int main (int argc, char *argv[])
   HKEY hPnpKey;
   DWORD dwType;
   DWORD dwSize;
-  DWORD i;
   PCM_FULL_RESOURCE_DESCRIPTOR lpBuffer;
   PCM_PNP_BIOS_INSTALLATION_CHECK lpPnpInst;
   PCM_PNP_BIOS_DEVICE_NODE lpDevNode;