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-rw-r--r--libguile/fports.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libguile/fports.c b/libguile/fports.c
index 5549bb124..29edc519c 100644
--- a/libguile/fports.c
+++ b/libguile/fports.c
@@ -155,7 +155,7 @@ SCM_DEFINE (scm_setvbuf, "setvbuf", 2, 1, 0,
int cmode;
long csize;
size_t ndrained;
- char *drained;
+ char *drained = NULL;
scm_t_port *pt;
scm_t_port_internal *pti;