remove bb_printf and the like
diff --git a/miscutils/strings.c b/miscutils/strings.c
index 1ff41ad..dae1731 100644
--- a/miscutils/strings.c
+++ b/miscutils/strings.c
@@ -84,5 +84,5 @@
 	if (ENABLE_FEATURE_CLEAN_UP)
 		free(string);
 
-	bb_fflush_stdout_and_exit(status);
+	fflush_stdout_and_exit(status);
 }