Is there a Scheme equivalent to SBCL's run-program?

Question

I can run (run-program "/usr/ls" '()) in SBCL. Is there an equivalent in any Scheme implementation?

Answer 1

GNU Guile also supports system and other related functions (such as OS-level fork and exec).

Answer 2

PLT/Racket supports system, in different versions.

Answer 3

Chicken has system as well. In Gauche it's called sys-system.