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-rw-r--r--src/include/libpq/libpq.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/libpq/libpq.h b/src/include/libpq/libpq.h
index be054b59dd1..83e338f604a 100644
--- a/src/include/libpq/libpq.h
+++ b/src/include/libpq/libpq.h
@@ -79,7 +79,7 @@ extern int pq_getmessage(StringInfo s, int maxlen);
extern int pq_getbyte(void);
extern int pq_peekbyte(void);
extern int pq_getbyte_if_available(unsigned char *c);
-extern bool pq_buffer_has_data(void);
+extern ssize_t pq_buffer_remaining_data(void);
extern int pq_putmessage_v2(char msgtype, const char *s, size_t len);
extern bool pq_check_connection(void);