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-rw-r--r--libguile/ports.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libguile/ports.c b/libguile/ports.c
index 44416cb6c..960dfa8e7 100644
--- a/libguile/ports.c
+++ b/libguile/ports.c
@@ -2221,7 +2221,7 @@ SCM_DEFINE (scm_peek_char, "peek-char", 0, 1, 0,
scm_t_wchar c;
char bytes[SCM_MBCHAR_BUF_SIZE];
long column, line;
- size_t len;
+ size_t len = 0;
if (SCM_UNBNDP (port))
port = scm_current_input_port ();