diff --git a/libguile/coop-defs.h b/libguile/coop-defs.h
index df240005c..3764ff856 100644
--- a/libguile/coop-defs.h
+++ b/libguile/coop-defs.h
@@ -149,7 +149,6 @@ typedef struct coop_c {
 typedef coop_c scm_cond_t;
 
 extern int coop_condition_variable_init (coop_c*);
-extern int coop_condition_variable_wait (coop_c*);
 extern int coop_condition_variable_wait_mutex (coop_c*, coop_m*);
 extern int coop_condition_variable_signal (coop_c*);
 extern int coop_condition_variable_destroy (coop_c*);
diff --git a/libguile/coop.c b/libguile/coop.c
index 865a02cd7..8935997f6 100644
--- a/libguile/coop.c
+++ b/libguile/coop.c
@@ -40,7 +40,7 @@
  * If you do not wish that, delete this exception notice.  */
 
 
-/* $Id: coop.c,v 1.11 1998-10-03 13:33:52 jimb Exp $ */
+/* $Id: coop.c,v 1.12 1998-10-04 12:10:11 jimb Exp $ */
 
 /* Cooperative thread library, based on QuickThreads */
 
@@ -385,10 +385,10 @@ coop_condition_variable_init (c)
 }
 
 #ifdef __STDC__
-int 
+static int 
 coop_condition_variable_wait (coop_c *c)
 #else
-int 
+static int 
 coop_condition_variable_wait (c)
      coop_c *c;
 #endif