diff -r 275c1b068f68 -r ec8e69b23097 hedgewars/uMisc.pas
--- a/hedgewars/uMisc.pas	Fri Oct 23 11:11:42 2009 +0000
+++ b/hedgewars/uMisc.pas	Fri Oct 23 11:12:01 2009 +0000
@@ -164,6 +164,7 @@
 procedure FreeTexture(tex: PTexture);
 function  toPowerOf2(i: Longword): Longword;
 function DecodeBase64(s: shortstring): shortstring;
+function modulo(i: LongInt): LongInt;
 {$IFNDEF IPHONEOS}
 procedure MakeScreenshot(s: shortstring);
 {$ENDIF}
@@ -488,6 +489,14 @@
 byte(DecodeBase64[0]):= t - 1
 end;
 
+function modulo (i: LongInt): LongInt;
+var result: LongInt;
+begin
+if i < 0 then result:= -i
+else result:= i;
+exit(result);
+end;
+
 {$IFNDEF IPHONEOS}
 procedure MakeScreenshot(s: shortstring);
 const head: array[0..8] of Word = (0, 2, 0, 0, 0, 0, 0, 0, 24);