Index: src/peer_proxy_negotiate_auth.c
===================================================================
RCS file: /squid/squid/src/peer_proxy_negotiate_auth.c,v
retrieving revision 1.3
diff -r1.3 peer_proxy_negotiate_auth.c
168a169
> #define DEFAULT_SKEW (krb5_deltat) 600
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< #else
---
> #endif
> #if HAVE_HEIMDAL_KERBEROS
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> #elif HAVE_KRB5_GET_MAX_TIME_SKEW && HAVE_HEIMDAL_KERBEROS
>         skew = krb5_get_max_time_skew(kparam.context);
> #elif HAVE_MAX_SKEW_IN_KRB5_CONTEXT && HAVE_HEIMDAL_KERBEROS
>         skew = kparam.context->max_skew;
254,258c260
< #if HAVE_KRB5_GET_MAX_TIME_SKEW
< 	skew = krb5_get_max_time_skew(kparam.context);
< #else
< 	skew = kparam.context->max_skew;
< #endif
---
>         skew = DEFAULT_SKEW;