[hbelusca] 67837: [ntvdm]: use an "unsigned" abs for the comparison (that's what I want). fix msvc warning.

Author: hbelusca
Date: Wed May 20 22:05:58 2015
New Revision: 67837

URL: http://svn.reactos.org/svn/reactos?rev=67837&view=rev
Log:
[ntvdm]: use an "unsigned" abs for the comparison (that's what I want). fix
msvc warning.

Modified:
    trunk/reactos/subsystems/mvdm/ntvdm/hardware/sound/speaker.c

Modified: trunk/reactos/subsystems/mvdm/ntvdm/hardware/sound/speaker.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/mvdm/ntvdm/hard…
==============================================================================
--- trunk/reactos/subsystems/mvdm/ntvdm/hardware/sound/speaker.c	[iso-8859-1] (original)
+++ trunk/reactos/subsystems/mvdm/ntvdm/hardware/sound/speaker.c	[iso-8859-1] Wed May 20
22:05:58 2015
@@ -160,10 +160,8 @@
     /*
      * Magic begins there...
      */
-#ifndef ABS
-#define ABS(x) ((x) < 0 ? -(x) : (x))
-#endif
-    if (ABS(CurrPulsesFreq - LastPulsesFreq) > 7)
+#define UABS(x) (ULONG)((LONG)(x) < 0 ? -(LONG)(x) : (x))
+    if (UABS(CurrPulsesFreq - LastPulsesFreq) > 7)
     {
         /*
          * This can be a "large" fluctuation so ignore it for now, but take