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-rw-r--r--src/include/commands/variable.h4
1 files changed, 1 insertions, 3 deletions
diff --git a/src/include/commands/variable.h b/src/include/commands/variable.h
index 4ea3b0209b1..7373a3f99f8 100644
--- a/src/include/commands/variable.h
+++ b/src/include/commands/variable.h
@@ -22,9 +22,7 @@ extern bool check_log_timezone(char **newval, void **extra, GucSource source);
extern void assign_log_timezone(const char *newval, void *extra);
extern const char *show_log_timezone(void);
extern bool check_transaction_read_only(bool *newval, void **extra, GucSource source);
-extern bool check_XactIsoLevel(char **newval, void **extra, GucSource source);
-extern void assign_XactIsoLevel(const char *newval, void *extra);
-extern const char *show_XactIsoLevel(void);
+extern bool check_XactIsoLevel(int *newval, void **extra, GucSource source);
extern bool check_transaction_deferrable(bool *newval, void **extra, GucSource source);
extern bool check_random_seed(double *newval, void **extra, GucSource source);
extern void assign_random_seed(double newval, void *extra);