Adapt the MS-DOS build to gnulib import of md5 and filemode.

Adapt the MS-DOS build to gnulib import of md5 and filemode.

 msdos/sedlibmk.inp (BITSIZEOF_PTRDIFF_T, BITSIZEOF_SIG_ATOMIC_T)
 (BITSIZEOF_SIZE_T, BITSIZEOF_WCHAR_T)
 (BITSIZEOF_WINT_TGNULIB_FCHMODAT, GNULIB_FSTATAT, GNULIB_FUTIMENS)
 (GNULIB_LCHMOD, GNULIB_LSTAT, GNULIB_MBTOWC, GNULIB_MKDIRAT)
 (GNULIB_MKFIFO, GNULIB_MKFIFOAT, GNULIB_MKNOD, GNULIB_MKNODAT)
 (GNULIB_STAT, GNULIB_UTIMENSAT, GNULIB_WCTOMB, HAVE_FCHMODAT)
 (HAVE_FSTATAT, HAVE_FUTIMENS, HAVE_INTTYPES_H, HAVE_LCHMOD)
 (HAVE_LONG_LONG_INT, HAVE_LSTAT, HAVE_MKDIRAT, HAVE_MKFIFO)
 (HAVE_MKFIFOAT, HAVE_MKNOD, HAVE_MKNODAT)
 (HAVE_SIGNED_SIG_ATOMIC_T, HAVE_SIGNED_WCHAR_T)
 (HAVE_SIGNED_WINT_T, HAVE_STDINT_H, HAVE_SYS_BITYPES_H)
 (HAVE_SYS_INTTYPES_H, HAVE_SYS_TYPES_H)
 (HAVE_UNSIGNED_LONG_LONG_INT, HAVE_UTIMENSAT, HAVE_WCHAR_H)
 (MKDIR_P, NEXT_AS_FIRST_DIRECTIVE_STDINT_H)
 (NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H, NEXT_STDINT_H)
 (NEXT_SYS_STAT_H, REPLACE_LSTAT, REPLACE_MBTOWC, REPLACE_MKDIR)
 (REPLACE_MKFIFO, REPLACE_MKNOD, REPLACE_STAT, REPLACE_UTIMENSAT)
 (REPLACE_WCTOMB, SIG_ATOMIC_T_SUFFIX, SIZE_T_SUFFIX, STDINT_H)
 (WCHAR_T_SUFFIX, WINT_T_SUFFIX, APPLE_UNIVERSAL_BUILD): New edits.
 ($(MKDIR_P)): Replace with equivalent DOS command.
 (gl_LIBOBJS): Add md5.o and filemode.o.
 msdos/sed2v2.inp (BITSIZEOF_PTRDIFF_T, BITSIZEOF_SIG_ATOMIC_T)
 (BITSIZEOF_SIZE_T, BITSIZEOF_WCHAR_T, BITSIZEOF_WINT_T)
 (HAVE_LONG_LONG_INT, HAVE_SIGNED_SIG_ATOMIC_T, HAVE_SIGNED_WINT_T)
 (HAVE_UNSIGNED_LONG_LONG_INT, HAVE_WCHAR_H, HAVE_INTTYPES_H): New
 edits.
 msdos/depfiles.bat: Create a dummy .Po file only if a file by the same
 name does not already exist in the deps/ subdirectory.
 .bzrignore: Ignore new lib/*.in-h files.
 config.bat: Rename stdint.in.h and sys_stat.in.h.  Call
 depfiles.bat even if lib/deps already exist.
 src/s/msdos.h (HAVE_LSTAT): Define for DJGPP >= 2.04.
 (lstat): Define for DJGPP < 2.04.