* kdb_xdr.c (krb5_dbe_free_contents): Clean up signedness warning

	* kdb_xdr.c (krb5_dbe_free_contents): Clean up signedness warning

	* fetch_mkey.c (krb5_db_fetch_mkey): Clean up signedness warnings.

	* kdb_db2.c (destroy_file_suffix): Declare function as
	static. Rewrite code to use off_t and unsigned ints to handle gcc
	warnings. (kdb5_context_internalize) Unmarshal boolean type properly.

	* store_mkey.c (krb5_db_store_mkey): Use mode_t instead of int in
	call to umask.

	* configure.in: Add AC_TYPE_MODE_T and AC_TYPE_OFF_T for mode_t
	and off_t declarations.

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@12661 dc483132-0cff-0310-8789-dd5450dbe970