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-rw-r--r--src/include/utils/builtins.h1
-rw-r--r--src/include/utils/guc.h3
2 files changed, 3 insertions, 1 deletions
diff --git a/src/include/utils/builtins.h b/src/include/utils/builtins.h
index 98556725c8e..fcb0bf0ce8e 100644
--- a/src/include/utils/builtins.h
+++ b/src/include/utils/builtins.h
@@ -1114,6 +1114,7 @@ extern Datum quote_nullable(PG_FUNCTION_ARGS);
/* guc.c */
extern Datum show_config_by_name(PG_FUNCTION_ARGS);
+extern Datum show_config_by_name_missing_ok(PG_FUNCTION_ARGS);
extern Datum set_config_by_name(PG_FUNCTION_ARGS);
extern Datum show_all_settings(PG_FUNCTION_ARGS);
extern Datum show_all_file_settings(PG_FUNCTION_ARGS);
diff --git a/src/include/utils/guc.h b/src/include/utils/guc.h
index 49ec3840af3..dc167f9bb5c 100644
--- a/src/include/utils/guc.h
+++ b/src/include/utils/guc.h
@@ -365,7 +365,8 @@ extern int set_config_option(const char *name, const char *value,
GucAction action, bool changeVal, int elevel,
bool is_reload);
extern void AlterSystemSetConfigFile(AlterSystemStmt *setstmt);
-extern char *GetConfigOptionByName(const char *name, const char **varname);
+extern char *GetConfigOptionByName(const char *name, const char **varname,
+ bool missing_ok);
extern void GetConfigOptionByNum(int varnum, const char **values, bool *noshow);
extern int GetNumConfigOptions(void);