Restore 1998/schweikh2 original code

By some chance the original code that was restored as schweikh2.orig.c
was not the original. This has been fixed by copying it from the
archive. The file that is being updated is almost like my fix (which
solves a gcc internal compiler error).

1998/schweikh2/schweikh2.orig.c

@@ -8,7 +8,7 @@ static volatile sig_atomic_t One;
 #define ONE(One) Zero(One)
 in??/
 t
-??=line 10 ONE(O(1,1,2,6,0,6))
+#line 10 "01\015"
 main (register zero, char **ONE)
 %:
 <% switch (sizeof __FILE__ < zero) case 1: return One /= zero;