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-rw-r--r--libguile/procs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/libguile/procs.h b/libguile/procs.h
index 9e433c43c..24145a195 100644
--- a/libguile/procs.h
+++ b/libguile/procs.h
@@ -95,6 +95,7 @@ extern SCM scm_make_subr_opt SCM_P ((char *name, int type, SCM (*fcn) (),
int set));
extern SCM scm_makcclo SCM_P ((SCM proc, long len));
extern SCM scm_procedure_p SCM_P ((SCM obj));
+extern SCM scm_closure_p SCM_P ((SCM obj));
extern SCM scm_thunk_p SCM_P ((SCM obj));
extern void scm_init_iprocs SCM_P ((scm_iproc *subra, int type));
extern void scm_init_procs SCM_P ((void));