Fix the "config msdos" step of MS-DOS build (due to removal of some cpp stuff from configury).

 config.bat: Allow for 2 leading `#'s in comments in src/Makefile.in.
 src/Makefile.in: Don't use Make-style comments past the
 "start of cpp stuff" line.

ChangeLog

+2010-05-07  Eli Zaretskii  <eliz@gnu.org>
+
+	* config.bat: Allow for 2 leading `#'s in comments in
+	src/Makefile.in.
+
 2010-05-07  Glenn Morris  <rgm@gnu.org>
 
 	* configure.in (LD_SWITCH_SYSTEM): Set with configure, not cpp.

config.bat

@@ -197,7 +197,7 @@ if exist dir.h ren dir.h vmsdir.h
 
 rem   Create "makefile" from "makefile.in".
 rm -f Makefile junk.c
-sed -e "1,/== start of cpp stuff ==/s@^# .*$@@" <Makefile.in >junk.c
+sed -e "1,/== start of cpp stuff ==/s@^##*[ 	].*$@@" <Makefile.in >junk.c
 If "%DJGPP_VER%" == "1" Goto mfV1
 gcc -E -traditional junk.c | sed -f ../msdos/sed1v2.inp >Makefile
 goto mfDone

src/ChangeLog

+2010-05-07  Eli Zaretskii  <eliz@gnu.org>
+
+	* Makefile.in (PRE_ALLOC_OBJ): Don't use Make-style comments past
+	the "start of cpp stuff" line.
+
 2010-05-07  Glenn Morris  <rgm@gnu.org>
 
 	* Makefile.in (LD_SWITCH_SYSTEM): Set with configure, not cpp.

src/Makefile.in

@@ -397,9 +397,9 @@ rallocobj = ralloc.o
 vmlimitobj = vm-limit.o
 #endif /* !SYSTEM_MALLOC */
 
-## Empty on Cygwin, lastfile.o elsewhere.
+/* Empty on Cygwin, lastfile.o elsewhere.  */
 PRE_ALLOC_OBJ=@PRE_ALLOC_OBJ@
-## lastfile.o vm-limit.o on Cygwin, $vmlimitobj elsewhere.
+/* lastfile.o vm-limit.o on Cygwin, $vmlimitobj elsewhere.  */
 POST_ALLOC_OBJ=@POST_ALLOC_OBJ@
 
 /* List of object files that make-docfile should not be told about.  */