fix an if statment.  Found by thomas.

Modified: trunk/reactos/subsys/system/cmd/filecomp.c

--- trunk/reactos/subsys/system/cmd/filecomp.c	2005-08-29 18:25:54 UTC (rev 17591)
+++ trunk/reactos/subsys/system/cmd/filecomp.c	2005-08-29 19:09:41 UTC (rev 17592)
@@ -690,7 +690,7 @@

 
 		}
 		/* insert the quoation and move things around */

-		if(szPrefix[LastSpace + 1] == _T('\"') && LastSpace != -1)

+		if(szPrefix[LastSpace + 1] != _T('\"') && LastSpace != -1)

 		{
 			/* add another char or you will lose a null char ending */
 			_tcsncat(szPrefix,&szPrefix[_tcslen(szPrefix) - 1],1);