restore *.orig.c to each entry

Under each yyyy/dir there is a file of the form '*.orig.c'
containing the original source code, or as close as we can
get to the original source code.

1998/dlowe/dlowe.orig.c

@@ -0,0 +1,18 @@
+#include <stdio.h>
+#define PO(o,t)\
+(((o>64)&&(o<91))?(((t>96)&&(t<123))?(t-32):(t)):(((t>64)&&(t<91))?(t+32):(t)))
+
+      void main() {                                       char *poo="poot",
+      *Poo="pootpoot"     ,O[9],o;int     t, T;(t=0)||    (*O='\0');while(
+      (o=        getc(   stdin   ))!=(   EOF))if  (((o>        64)&&
+      (o<         91))   ||((     o>96   )&&(o     <123        ))) (
+      t!=8       )&&(O   [t]=     o)&&   (O[++     t] =        '\0')
+      ;else {if (t>7)    {for     (T =   0 ; T     <=7;        T++ )
+      printf("%c",       PO(*(   O+T),   *(Poo+   T)));       printf
+      ("%c",              o);}else if     (t>3){for (T        =0;T<=
+      3;T++)                                                  printf
+      ("%c",                                                  PO(*(O
+      +T),*(                                                  poo+T)
+
+) ); printf( "%c", o ) ; } else printf("%s%c", O, o); ( t =0) || (*O='\0'); } }
+