Enable prefetching backtace

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 3 insertions, 0 deletions

diff --git a/internal.h b/internal.h
index a2be394..1975522 100644
--- a/internal.h
+++ b/internal.h
@@ -21,5 +21,8 @@ struct liberror_backtrace {
 };
 
 
+extern _Thread_local struct liberror_backtrace *liberror_saved_backtrace;
+
+
 void liberror_print_backtrace(struct liberror_error *, FILE *, const char *);
 int liberror_save_backtrace(struct liberror_error *);