Merge: Fix problems found by gcc static checks; update for gnulib.
authorPaul Eggert <eggert@cs.ucla.edu>
Sun, 13 Mar 2011 17:41:20 +0000 (10:41 -0700)
committerPaul Eggert <eggert@cs.ucla.edu>
Sun, 13 Mar 2011 17:41:20 +0000 (10:41 -0700)

Trivial merge