diff --git a/tests/testsuite.at b/tests/testsuite.at
index 21fad1d..684ec4f 100644
--- a/tests/testsuite.at
+++ b/tests/testsuite.at
@@ -6,26 +6,26 @@
 AT_SETUP([a5])
 AT_KEYWORDS([a5])
 cat $abs_srcdir/a5/a5_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/a5/a5_test], [], [expout])
+AT_CHECK([$abs_top_builddir/tests/a5/a5_test], [0], [expout])
 AT_CLEANUP
 
 AT_SETUP([bssgp-fc])
 AT_KEYWORDS([bssgp-fc])
 cat $abs_srcdir/gb/bssgp_fc_tests.ok > expout
 cat $abs_srcdir/gb/bssgp_fc_tests.err > experr
-AT_CHECK([$abs_top_srcdir/tests/gb/bssgp_fc_tests.sh $abs_top_builddir/tests/gb], [], [expout], [experr])
+AT_CHECK([$abs_top_srcdir/tests/gb/bssgp_fc_tests.sh $abs_top_builddir/tests/gb], [0], [expout], [experr])
 AT_CLEANUP
 
 AT_SETUP([bits])
 AT_KEYWORDS([bits])
 cat $abs_srcdir/bits/bitrev_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/bits/bitrev_test], [], [expout])
+AT_CHECK([$abs_top_builddir/tests/bits/bitrev_test], [0], [expout])
 AT_CLEANUP
 
 AT_SETUP([conv])
 AT_KEYWORDS([conv])
 cat $abs_srcdir/conv/conv_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/conv/conv_test], [], [expout])
+AT_CHECK([$abs_top_builddir/tests/conv/conv_test], [0], [expout])
 AT_CLEANUP
 
 if ENABLE_MSGFILE
@@ -33,70 +33,70 @@
 AT_KEYWORDS([msgfile])
 cp $abs_srcdir/msgfile/msgconfig.cfg .
 cat $abs_srcdir/msgfile/msgfile_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/msgfile/msgfile_test], [], [expout])
+AT_CHECK([$abs_top_builddir/tests/msgfile/msgfile_test], [0], [expout])
 AT_CLEANUP
 endif
 
 AT_SETUP([sms])
 AT_KEYWORDS([sms])
 cat $abs_srcdir/sms/sms_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/sms/sms_test], [], [expout])
+AT_CHECK([$abs_top_builddir/tests/sms/sms_test], [0], [expout])
 AT_CLEANUP
 
 AT_SETUP([smscb])
 AT_KEYWORDS([smscb])
 cat $abs_srcdir/smscb/smscb_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/smscb/smscb_test], [], [expout])
+AT_CHECK([$abs_top_builddir/tests/smscb/smscb_test], [0], [expout])
 AT_CLEANUP
 
 AT_SETUP([timer])
 AT_KEYWORDS([timer])
 cat $abs_srcdir/timer/timer_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/timer/timer_test -s 5], [], [expout], [ignore])
+AT_CHECK([$abs_top_builddir/tests/timer/timer_test -s 5], [0], [expout], [ignore])
 AT_CLEANUP
 
 AT_SETUP([ussd])
 AT_KEYWORDS([ussd])
 cat $abs_srcdir/ussd/ussd_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/ussd/ussd_test], [], [expout], [ignore])
+AT_CHECK([$abs_top_builddir/tests/ussd/ussd_test], [0], [expout], [ignore])
 AT_CLEANUP
 
 AT_SETUP([auth])
 AT_KEYWORDS([auth])
 cat $abs_srcdir/auth/milenage_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/auth/milenage_test], [], [expout], [ignore])
+AT_CHECK([$abs_top_builddir/tests/auth/milenage_test], [0], [expout], [ignore])
 AT_CLEANUP
 
 AT_SETUP([lapd])
 AT_KEYWORDS([lapd])
 cat $abs_srcdir/lapd/lapd_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/lapd/lapd_test], [], [expout], [ignore])
+AT_CHECK([$abs_top_builddir/tests/lapd/lapd_test], [0], [expout], [ignore])
 AT_CLEANUP
 
 AT_SETUP([gsm0808])
 AT_KEYWORDS([gsm0808])
 cat $abs_srcdir/gsm0808/gsm0808_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/gsm0808/gsm0808_test], [], [expout], [ignore])
+AT_CHECK([$abs_top_builddir/tests/gsm0808/gsm0808_test], [0], [expout], [ignore])
 AT_CLEANUP
 
 AT_SETUP([gsm0408])
 AT_KEYWORDS([gsm0408])
 cat $abs_srcdir/gsm0408/gsm0408_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/gsm0408/gsm0408_test], [], [expout], [ignore])
+AT_CHECK([$abs_top_builddir/tests/gsm0408/gsm0408_test], [0], [expout], [ignore])
 AT_CLEANUP
 
 AT_SETUP([logging])
 AT_KEYWORDS([logging])
 cat $abs_srcdir/logging/logging_test.ok > expout
 cat $abs_srcdir/logging/logging_test.err > experr
-AT_CHECK([$abs_top_builddir/tests/logging/logging_test], [], [expout], [experr])
+AT_CHECK([$abs_top_builddir/tests/logging/logging_test], [0], [expout], [experr])
 AT_CLEANUP
 
 AT_SETUP([fr])
 AT_KEYWORDS([fr])
 cat $abs_srcdir/fr/fr_test.ok > expout
 cat $abs_srcdir/fr/fr_test.err > experr
-AT_CHECK([$abs_top_builddir/tests/fr/fr_test], [], [expout], [experr])
+AT_CHECK([$abs_top_builddir/tests/fr/fr_test], [0], [expout], [experr])
 
 AT_CLEANUP
 
@@ -104,11 +104,11 @@
 AT_KEYWORDS([loggingrb])
 cat $abs_srcdir/loggingrb/logging_test.ok > expout
 cat $abs_srcdir/loggingrb/logging_test.err > experr
-AT_CHECK([$abs_top_builddir/tests/loggingrb/loggingrb_test], [], [expout], [experr])
+AT_CHECK([$abs_top_builddir/tests/loggingrb/loggingrb_test], [0], [expout], [experr])
 AT_CLEANUP
 
 AT_SETUP([strrb])
 AT_KEYWORDS([strrb])
 cat $abs_srcdir/strrb/strrb_test.ok > expout
-AT_CHECK([$abs_top_builddir/tests/strrb/strrb_test], [], [expout], [ignore])
+AT_CHECK([$abs_top_builddir/tests/strrb/strrb_test], [0], [expout], [ignore])
 AT_CLEANUP