On msdos, set LIBS_SYSTEM with config.bat, not cpp.

* config.bat [HAVE_X11]: Run sed3x.inp on lib-src/Makefile.

* src/Makefile.in (LIBS_SYSTEM) [MSDOS]: Do not reset.
* src/s/msdos.h (MSDOS_LIBS_SYSTEM): Remove.

* msdos/sed1x.inp (LIBS_SYSTEM): Edit to -lxext -lsys.
* msdos/sed3x.inp: New file.

* lib-src/Makefile.in (LIBS_SYSTEM) [MSDOS]: Do not reset.
(config.h) [MSDOS]: Do not include.

1 files changed, 0 insertions, 2 deletions

diff --git a/src/s/msdos.h b/src/s/msdos.h
index a594bb850f4..4d7ca08d3c0 100644
--- a/src/s/msdos.h
+++ b/src/s/msdos.h
@@ -140,9 +140,7 @@ You lose; /* Emacs for DOS must be compiled with DJGPP */
    commentary below, in the non-X branch.  The 140KB number was
    measured on GNU/Linux and on MS-WIndows.  */
 #define SYSTEM_PURESIZE_EXTRA (-170000+140000)
-#define MSDOS_LIBS_SYSTEM -lxext -lsys
 #else
-#define MSDOS_LIBS_SYSTEM
 /* We need a little extra space, see ../../lisp/loadup.el.
    As of 20091024, DOS-specific files use up 62KB of pure space.  But
    overall, we end up wasting 130KB of pure space, because