$RPM_BUILD_ROOT%{_sysconfdir}/{webapps.d,conf.d,vhosts.d} \
$RPM_BUILD_ROOT%{_datadir}/{cgi-bin,vhosts}
-%{__make} -C build install \
+%{__make} -j 1 -C build install \
DESTDIR=$RPM_BUILD_ROOT
# clean "ccache" prefix. confuses other build systems (like php)