(version): Define to empty.

(version):  Define to empty.
(ALL_CFLAGS, LIBES): Edit out @FOO@ stuff.
(EXEEXT): Define to .exe.  Edit "ln -f" into "cp -pf".  Edit "touch" into
"djecho $@ >", to avoid requiring touch.exe.
(b-emacs${EXEEXT}): Don't remove emacs.exe and temacs.exe.  Edit "`/bin/pwd`/"
into "./".  Stubify emacs after it is dumped, to produce emacs.exe.  Stubedit
temacs.exe to 1024K of stack, emacs.exe to 2048K, and b-emacs.exe to 3072K.