They do have it. It's called `posix_spawn`[0]. Most systems implement it using clone/execve I assume. [0] http://pubs.opengroup.org/onlinepubs/009695399/functi

They do have it. It's called `posix_spawn`[0]. Most systems implement it using clone/execve I assume. [0] http://pubs.opengroup.org/onlinepubs/009695399/functions/posix_spawn.html http://pubs.opengroup.org/onlinepubs/009695399/functions/pos...