dnl #
AC_MSG_CHECKING([zfs devel headers])
AS_IF([test -z "${zfslib}"], [
- AS_IF([test -e $zfssrc/include/libzfs.h && test -e $zfssrc/lib/libspl/include], [
+ AS_IF([test -e "${zfssrc}/include/libzfs.h" && test -e "${zfssrc}/lib/libspl/include"], [
zfslib="-I $zfssrc/lib/libspl/include -I $zfssrc/include"
], [test -d /usr/include/libzfs && test -d /usr/include/libspl], [
zfslib="-I /usr/include/libspl -I /usr/include/libzfs"