Fixed more gcc46 warnings in configure tests.

Steps to reproduce:

./configure --with-cc="gcc46" --with-cc-opt="-Wall -Werror -O2"
5 files changed
tree: 796c9a33dfe4dcdc09734dbba80b982aad4a9b98
  1. auto/
  2. conf/
  3. contrib/
  4. docs/
  5. misc/
  6. src/
  7. .hgtags