Latest stable 18.07.1 release seems to have broken MAKE_PARALLEL_JOBS parameter.

Setting it via the command line produces the below error:

mvarlese@localhost:~/repo/vpp> sudo make build-release MAKE_PARALLEL_JOBS=1
make[1]: Entering directory '/home/mvarlese/repo/vpp/build-root'
@@@@ Arch for platform 'vpp' is native @@@@
@@@@ Finding source for dpdk @@@@
@@@@ Makefile fragment found in /home/mvarlese/repo/vpp/build-data/packages/dpdk.mk @@@@
@@@@ Source found in /home/mvarlese/repo/vpp/dpdk @@@@
@@@@ Arch for platform 'vpp' is native @@@@
@@@@ Finding source for vpp @@@@
@@@@ Makefile fragment found in /home/mvarlese/repo/vpp/build-data/packages/vpp.mk @@@@
@@@@ Source found in /home/mvarlese/repo/vpp/src @@@@
@@@@ Configuring dpdk: nothing to do @@@@
@@@@ Building dpdk: nothing to do @@@@
@@@@ Installing dpdk: nothing to do @@@@
@@@@ Configuring vpp: nothing to do @@@@
@@@@ Building vpp in /home/mvarlese/repo/vpp/build-root/build-vpp-native/vpp @@@@
make[2]: Entering directory '/home/mvarlese/repo/vpp/build-root/build-vpp-native/vpp'
make[2]: *** No rule to make target '1'. Stop.
make[2]: Leaving directory '/home/mvarlese/repo/vpp/build-root/build-vpp-native/vpp'
make[1]: *** [Makefile:691: vpp-build] Error 2
make[1]: Leaving directory '/home/mvarlese/repo/vpp/build-root'
make: *** [Makefile:344: build-release] Error 2