2013-01-23 Paul Eggert <eggert@cs.ucla.edu>
+ readlinkat: don't depend on gl_FUNC_OPENAT
+ * m4/readlinkat.m4 (gl_FUNC_READLINKAT): Don't require gl_FUNC_OPENAT.
+ Perhaps a similar change needs to be made for linkat.m4, mkfifoat.m4,
+ renameat.m4, symlinkat.m4; but one thing at a time.
+
statat: new module, split out from fstatat
GNU Emacs needs the POSIX-specified fstatat, but not the
gnulib-specified statat and lstat. Split the latter two into a