testname="${MH_TEST_DIR}/$$"
-arith_eval 64001 + `id -u` % 1000
+arith_eval 64001 + $$ % 1000
http_port=${arith_val}
-arith_eval 64000 + `id -u` % 1000
+arith_eval ${http_port} + 1
pop_port=${arith_val}
-arith_eval 64002 + `id -u` % 1000
+arith_eval ${pop_port} + 1
smtp_port=${arith_val}
cat >> ${MH} <<EOF