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-rw-r--r--libguile/scmsigs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libguile/scmsigs.c b/libguile/scmsigs.c
index 22e211de3..7fd3fd8f1 100644
--- a/libguile/scmsigs.c
+++ b/libguile/scmsigs.c
@@ -760,7 +760,7 @@ scm_i_close_signal_pipe()
scm_i_pthread_mutex_lock (&signal_delivery_thread_mutex);
#if SCM_USE_PTHREAD_THREADS
- if (scm_i_signal_delivery_thread != NULL)
+ if (scm_is_true (scm_i_signal_delivery_thread))
close (signal_pipe[1]);
#endif