$ cat test-reexport.scm
(module test-reexport (scheme-display)
	(reexport (prefix (only scheme display) scheme-))
	(scheme-display "Hello module"))
$ cat test-reexport-main.scm
(module test-reexport-main ()
  (import test-reexport)
  (scheme-display "Hello main"))
$ csc -sJ test-reexport.scm
$ csc test-reexport-main.scm

Error: unbound variable: scheme-display

	Call history:

	test-reexport-main.scm:3: scheme-display		<--