1 files changed, 3 insertions, 2 deletions
diff --git a/jim-signal.c b/jim-signal.c
index 506c08a..2a3ec4c 100644
--- a/jim-signal.c
+++ b/jim-signal.c
@@ -433,12 +433,13 @@ static int Jim_SleepCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 
         ret = Jim_GetDouble(interp, argv[1], &t);
         if (ret == JIM_OK) {
+#ifdef HAVE_USLEEP
             if (t < 1) {
                 usleep(t * 1e6);
             }
-            else {
+            else
+#endif
                 sleep(t);
-            }
         }
     }