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-rw-r--r--libguile/stackchk.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/libguile/stackchk.h b/libguile/stackchk.h
index 68dec762f..aa6a1d493 100644
--- a/libguile/stackchk.h
+++ b/libguile/stackchk.h
@@ -35,6 +35,7 @@
#define SCM_STACK_CHECKING_P SCM_STACK_LIMIT
#if defined BUILDING_LIBGUILE && defined STACK_CHECKING
+#include "libguile/private-options.h"
# if SCM_STACK_GROWS_UP
# define SCM_STACK_OVERFLOW_P(s)\
((SCM_STACK_PTR (s) - SCM_I_CURRENT_THREAD->base) > SCM_STACK_LIMIT)