Use an in-memory ccache to silence a compiler warning.
--- krb5-1.3.5/src/slave/kprop.c	2004-11-17 12:18:48.000000000 -0500
+++ krb5-1.3.5/src/slave/kprop.c	2004-11-17 13:42:31.926487217 -0500
@@ -211,9 +211,8 @@
 void get_tickets(context)
     krb5_context context;
 {
-	char   buf[BUFSIZ];
 	krb5_error_code retval;
-	static char tkstring[] = "/tmp/kproptktXXXXXX";
+	char tkstring[] = "MEMORY:_kproptkt";
 	krb5_keytab keytab = NULL;
 
 	/*
@@ -238,22 +237,19 @@
 #endif
 
 	/*
-	 * Initialize cache file which we're going to be using
+	 * Initialize an in-memory cache for temporary use
 	 */
-	(void) mktemp(tkstring);
-	sprintf(buf, "FILE:%s", tkstring);
-
-	retval = krb5_cc_resolve(context, buf, &ccache);
+	retval = krb5_cc_resolve(context, tkstring, &ccache);
 	if (retval) {
 		com_err(progname, retval, "while opening credential cache %s",
-			buf);
+			tkstring);
 		exit(1);
 	}
 
 	retval = krb5_cc_initialize(context, ccache, my_principal);
 	if (retval) {
 		com_err (progname, retval, "when initializing cache %s",
-			 buf);
+			 tkstring);
 		exit(1);
 	}