winevdm: fix return value

[Austin English]

Perhaps we should add /h, /H, /? options...

-- 
-Austin
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diff --git a/programs/winevdm/winevdm.c b/programs/winevdm/winevdm.c
index ea6a494..dd68b63 100644
--- a/programs/winevdm/winevdm.c
+++ b/programs/winevdm/winevdm.c
@@ -365,7 +365,7 @@ static char *build_command_line( char **argv )
 static void usage(void)
 {
     WINE_MESSAGE( "Usage: winevdm.exe [--app-name app.exe] command line\n\n" );
-    ExitProcess(1);
+    ExitProcess(0);
 }
 
 
@@ -397,7 +397,7 @@ int main( int argc, char *argv[] )
         if (!SearchPathA( NULL, argv[1], ".exe", sizeof(buffer), buffer, NULL ))
         {
             WINE_MESSAGE( "winevdm: unable to exec '%s': file not found\n", argv[1] );
-            ExitProcess(1);
+            ExitProcess(0);
         }
         appname = buffer;
         first_arg = argv + 1;