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diff --git a/packages/morphunits/src/timer.pas b/packages/morphunits/src/timer.pas
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+{
+    This file is part of the Free Pascal run time library.
+    Copyright (c) 2004 Karoly Balogh for Genesi S.a.r.l. <www.genesi.lu>
+
+    timer.device interface unit for MorphOS/PowerPC
+
+    MorphOS port was done on a free Pegasos II/G4 machine
+    provided by Genesi S.a.r.l. <www.genesi.lu>
+
+    See the file COPYING.FPC, included in this distribution,
+    for details about the copyright.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+ **********************************************************************}
+
+unit timer;
+
+interface
+
+uses
+  exec;
+
+var
+  TimerBase : Pointer;
+
+
+{ * timer.device definitions (V50)
+  *********************************************************************
+  * }
+
+
+const
+  UNIT_MICROHZ      = 0;
+  UNIT_VBLANK       = 1;
+  UNIT_ECLOCK       = 2;
+  UNIT_WAITUNTIL    = 3;
+  UNIT_WAITECLOCK   = 4;
+  { *** V50 *** }
+  UNIT_CPUCLOCK     = 5;
+  UNIT_WAITCPUCLOCK = 6;
+
+const
+  TIMERNAME = 'timer.device';
+
+
+type
+  PTimeVal = ^TTimeVal;
+  TTimeVal = packed record
+    tv_secs : DWord;
+    tv_micro: DWord;
+  end;
+
+type
+  PEClockVal = ^TEClockVal;
+  TEClockVal = packed record
+    ev_hi: DWord;
+    ev_lo: DWord;
+  end;
+
+type
+  PTimeRequest = ^TTimeRequest;
+  TTimeRequest = packed record
+    tr_node: TIORequest;
+    tr_time: TTimeVal;
+  end;
+
+
+const
+   TR_ADDREQUEST = (CMD_NONSTD);
+   TR_GETSYSTIME = (CMD_NONSTD + 1);
+   TR_SETSYSTIME = (CMD_NONSTD + 2);
+
+
+procedure AddTime(Dest  : PTimeVal location 'a0';
+                  Source: PTimeVal location 'a1');
+SysCall TimerBase 42;
+
+procedure SubTime(Dest  : PTimeVal location 'a0';
+                  Source: PTimeVal location 'a1');
+SysCall TimerBase 48;
+
+function CmpTime(Dest  : PTimeVal location 'a0';
+                 Source: PTimeVal location 'a1'): LongInt;
+SysCall TimerBase 54;
+
+function ReadEClock(Dest: PTimeVal location 'a0'): DWord;
+SysCall TimerBase 60;
+
+procedure GetSysTime(Dest: PTimeVal location 'a0');
+SysCall TimerBase 66;
+
+{.$include timerd.inc}
+{.$include timerf.inc}
+
+implementation
+
+begin
+end.