I fixed this by splitting ip1 and ip2 like this:
ip1:
@${HOST_SH} ${.CURDIR}/iptest ${.CURDIR} \
`${AWK} "/^$@ / { print; } " ${.CURDIR}/test.format`
ip2:
@if [ -d ${MAKEOBJDIRPREFIX}${.CURDIR} ]; then \
mkdir -p ${MAKEOBJDIRPREFIX}${.CURDIR}/input; \
cp -f ${.CURDIR}/input/ip2.data \
${MAKEOBJDIRPREFIX}${.CURDIR}/input/ip2.data; \
fi
@${HOST_SH} ${.CURDIR}/iptest ${.CURDIR} \
`${AWK} "/^$@ / { print; } " ${.CURDIR}/test.format`
