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-rw-r--r--src/include/utils/builtins.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/include/utils/builtins.h b/src/include/utils/builtins.h
index e2016a8bc2d..a352a8b773c 100644
--- a/src/include/utils/builtins.h
+++ b/src/include/utils/builtins.h
@@ -32,8 +32,8 @@ extern int errdatatype(Oid datatypeOid);
extern int errdomainconstraint(Oid datatypeOid, const char *conname);
/* encode.c */
-extern unsigned hex_encode(const char *src, unsigned len, char *dst);
-extern unsigned hex_decode(const char *src, unsigned len, char *dst);
+extern uint64 hex_encode(const char *src, size_t len, char *dst);
+extern uint64 hex_decode(const char *src, size_t len, char *dst);
/* int.c */
extern int2vector *buildint2vector(const int16 *int2s, int n);