Internally produced patch to handle updated kerberos.
Will offer to upstream.
--- squid-3.5.5/helpers/negotiate_auth/kerberos/negotiate_kerberos.h_orig 2015-08-13 10:15:55.090489682 -0700
+++ squid-3.5.5/helpers/negotiate_auth/kerberos/negotiate_kerberos.h 2015-08-13 10:16:52.032211892 -0700
@@ -140,7 +140,7 @@
char *gethost_name(void);
-#if (HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT || HAVE_GSS_MAP_NAME_TO_ANY) && HAVE_KRB5_PAC
+#if HAVE_GSSKRB5_EXTRACT_AUTHZ_DATA_FROM_SEC_CONTEXT && HAVE_GSS_MAP_NAME_TO_ANY && HAVE_KRB5_PAC
#define HAVE_PAC_SUPPORT 1
#define MAX_PAC_GROUP_SIZE 200*60
typedef struct {