-ok(! system("make -s ikiwiki.out"));
-ok(! system("make underlay_install DESTDIR=`pwd`/t/tmp/install PREFIX=/usr >/dev/null"));
+
+my @command;
+if ($installed) {
+ @command = qw(env LC_ALL=C ikiwiki);
+}
+else {
+ ok(! system("make -s ikiwiki.out"));
+ ok(! system("make underlay_install DESTDIR=`pwd`/t/tmp/install PREFIX=/usr >/dev/null"));
+ @command = qw(env LC_ALL=C perl -I. ./ikiwiki.out
+ --underlaydir=t/tmp/install/usr/share/ikiwiki/basewiki
+ --set underlaydirbase=t/tmp/install/usr/share/ikiwiki
+ --templatedir=templates);
+}