skip_if_* - End script and report it as skipped
skip_if_* -> -
These functions will terminate NEST/SLI with a return code signaling that the
script was skipped. It should be used to leave test/example scripts that have
special prerequisites.
/builddir/build/BUILD/nest-simulator-3.3/nest-simulator-3.3/lib/sli/sli-init.sli