Index: head/sbin/pfctl/tests/pfctl_test.sh
===================================================================
--- head/sbin/pfctl/tests/pfctl_test.sh
+++ head/sbin/pfctl/tests/pfctl_test.sh
@@ -24,21 +24,22 @@
 0079 0081 0082 0084 0085 0087 0088 0089 0090 0091 0092 0094 0095 0096
 0097 0098 0100 0101 0102 0104 1001 1002 1003 1004 1005"
 
-. $(atf_get_srcdir)/files/pfctl_test_descr.sh
+atf_srcdir=$(atf_get_srcdir)
+. "${atf_srcdir}/files/pfctl_test_descr.sh"
 
 for i in ${pftests} ; do
     atf_test_case "pf${i}"
     eval "pf${i}_head () { atf_set descr \"$(pf${i}_descr)\" ; }"
     eval "pf${i}_body () { \
               kldstat -m pf || atf_skip \"pf(4) is not loaded\" && \
-              cd $(atf_get_srcdir)/files && \
+              cd ${atf_srcdir}/files && \
               atf_check -o file:pf${i}.ok \
                   pfctl -o none -nvf - < pf${i}.in ; }"
 
     atf_test_case "selfpf${i}"
     eval "selfpf${i}_head () { atf_set descr \"self$(pf${i}_descr)\" ; }"
     eval "selfpf${i}_body () { \
-              cd $(atf_get_srcdir)/files && \
+              cd ${atf_srcdir}/files && \
               atf_check -o file:pf${i}.ok \
                   pfctl -o none -nvf - < pf${i}.ok ; }"
 done