djgpp: Define WATT32_NO_OLDIES before including socket headers
If this macro is left undefined, will "helpfully" declare some
typedefs such as 'byte' and 'word' in the global namespace.  This broke
compilation of apps/s_client.c.
CLA: trivial
# elif defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
# if defined(__DJGPP__)
+# define WATT32
+# define WATT32_NO_OLDIES
# include <sys/socket.h>
# include <sys/un.h>
# include <tcp.h>
@@ -150,8 +152,6 @@ struct servent *PASCAL getservbyname(const char *, const char *);
# define readsocket(s,b,n) recv((s),(b),(n),0)
# define writesocket(s,b,n) send((s),(b),(n),0)
# elif defined(__DJGPP__)
-# define WATT32
-# define WATT32_NO_OLDIES
# define closesocket(s) close_s(s)
# define readsocket(s,b,n) read_s(s,b,n)
# define writesocket(s,b,n) send(s,b,n,0)
