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-rw-r--r--ddb/db_output.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/ddb/db_output.h b/ddb/db_output.h
index e886647..497ae43 100644
--- a/ddb/db_output.h
+++ b/ddb/db_output.h
@@ -36,7 +36,7 @@
#define _DDB_DB_OUTPUT_H_
extern void db_force_whitespace(void);
-extern int db_print_position(void);
+extern int db_print_position(void) __attribute__ ((pure));
extern void db_end_line(void);
extern void db_printf(const char *fmt, ...);
/* alternate name */