pull up r22185 from trunk

pull up r22185 from trunk

 ------------------------------------------------------------------------
 r22185 | ghudson | 2009-04-08 12:39:33 -0400 (Wed, 08 Apr 2009) | 8 lines
 Changed paths:
    M /trunk/src/lib/gssapi/generic/gssapi.hin
    M /trunk/src/lib/gssapi/krb5/init_sec_context.c

 ticket: 6203
 tags: pullup
 target_version: 1.7

 Using a patch from Apple, add support for GSS_C_DELEG_POLICY_FLAG,
 which requests delegation only if the ok-as-delegate ticket flag is
 set.

ticket: 6203
version_fixed: 1.7

git-svn-id: svn://anonsvn.mit.edu/krb5/branches/krb5-1-7@22255 dc483132-0cff-0310-8789-dd5450dbe970