-/* bit values in flags field */
-#define GUC_LIST_INPUT 0x0001 /* input can be list format */
-#define GUC_LIST_QUOTE 0x0002 /* double-quote list elements */
-#define GUC_NO_SHOW_ALL 0x0004 /* exclude from SHOW ALL */
-#define GUC_NO_RESET_ALL 0x0008 /* exclude from RESET ALL */
-#define GUC_REPORT 0x0010 /* auto-report changes to client */
-#define GUC_NOT_IN_SAMPLE 0x0020 /* not in postgresql.conf.sample */
-#define GUC_DISALLOW_IN_FILE 0x0040 /* can't set in postgresql.conf */
-#define GUC_CUSTOM_PLACEHOLDER 0x0080 /* placeholder for custom variable */
-#define GUC_SUPERUSER_ONLY 0x0100 /* show only to superusers */
-#define GUC_IS_NAME 0x0200 /* limit string to NAMEDATALEN-1 */
-
-#define GUC_UNIT_KB 0x0400 /* value is in 1 kB */
-#define GUC_UNIT_BLOCKS 0x0800 /* value is in blocks */
-#define GUC_UNIT_MEMORY (GUC_UNIT_KB|GUC_UNIT_BLOCKS)
-
-#define GUC_UNIT_MS 0x1000 /* value is in milliseconds */
-#define GUC_UNIT_S 0x2000 /* value is in seconds */
-#define GUC_UNIT_MIN 0x4000 /* value is in minutes */
-#define GUC_UNIT_TIME (GUC_UNIT_MS|GUC_UNIT_S|GUC_UNIT_MIN)
-