Control: found -1 20160803-2 after removal:
# test -f /etc/systraq/Makefile && command -v make >/dev/null && su -s /bin/sh -c 'make -s -C /etc/systraq' debian-systraq # echo $? 1 try this: # test ! -f /etc/systraq/Makefile || ! command -v make >/dev/null || su -s /bin/sh -c 'make -s -C /etc/systraq' debian-systraq # echo $? 0 Andreas