deleted file mode 100644
--- a/m4/lstat-slash.m4
+++ /dev/null
@@ -1,57 +0,0 @@
-#serial 1
-
-dnl From Jim Meyering.
-dnl FIXME: describe
-
-AC_DEFUN(jm_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK,
-[
- AC_CACHE_CHECK(
-  [whether lstat dereferences a symlink specified with a trailing slash],
-  jm_cv_func_lstat_dereferences_slashed_symlink,
-  [
-   rm -f conftest.sym conftest.file
-   : > conftest.file
-   if ln -s conftest.file conftest.sym; then
-     AC_TRY_RUN([
-#     include <sys/types.h>
-#     include <sys/stat.h>
-
-      int
-      main ()
-      {
-        struct stat sbuf;
-        /* Linux will dereference the symlink and fail.
-           That is better in the sense that it means we will not
-           have to compile and use the lstat wrapper.  */
-        exit (lstat ("conftest.sym/", &sbuf) ? 0 : 1);
-      }
-      ],
-      jm_cv_func_lstat_dereferences_slashed_symlink=yes,
-      jm_cv_func_lstat_dereferences_slashed_symlink=no,
-      dnl When crosscompiling, be pessimistic so we will end up using the
-      dnl replacement version of lstat that checkes for trailing slashes
-      dnl and calls lstat a second time when necessary.
-      jm_cv_func_lstat_dereferences_slashed_symlink=no
-     )
-   else
-     # If the `ln -s' command failed, then we probably don't even
-     # have an lstat function.
-     jm_cv_func_lstat_dereferences_slashed_symlink=no
-   fi
-  ])
-
-  test $jm_cv_func_lstat_dereferences_slashed_symlink = yes \
-    && zero_one=1 \
-    || zero_one=0
-  AC_DEFINE_UNQUOTED(LSTAT_FOLLOWS_SLASHED_SYMLINK, $zero_one,
-    [Define if lstat dereferences a symlink specified with a trailing slash])
-
-  if test $jm_cv_func_lstat_dereferences_slashed_symlink = no; then
-    AC_SUBST(LIBOBJS)
-    # Append lstat.o if it's not already in $LIBOBJS.
-    case "$LIBOBJS" in
-      *lstat.$ac_objext*) ;;
-      *) LIBOBJS="$LIBOBJS lstat.$ac_objext" ;;
-    esac
-  fi
-])