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-rw-r--r--libguile/continuations.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libguile/continuations.c b/libguile/continuations.c
index 84cd2ee67..6cf483f12 100644
--- a/libguile/continuations.c
+++ b/libguile/continuations.c
@@ -120,7 +120,7 @@ static void
capture_auxiliary_stack (scm_i_thread *thread, scm_t_contregs *continuation)
{
#if SCM_HAVE_AUXILIARY_STACK
-# ifndef __ia64__
+# if !(defined __ia64 or defined __ia64__)
# error missing auxiliary stack implementation for architecture
# endif
char *top;