module runtime fn nr_cpus_nix() int { $if linux { return int(C.sysconf(C._SC_NPROCESSORS_ONLN)) } $if macos { return int(C.sysconf(C._SC_NPROCESSORS_ONLN)) } $if solaris { return int(C.sysconf(C._SC_NPROCESSORS_ONLN)) } return 1 } fn nr_cpus_win() int { eprintln('nr_cpus_win should be callable only for windows') return 1 }