preparatory patch for -Wwrite-strings #2
diff --git a/libbb/get_last_path_component.c b/libbb/get_last_path_component.c
index 3119097..b7bc0e6 100644
--- a/libbb/get_last_path_component.c
+++ b/libbb/get_last_path_component.c
@@ -26,7 +26,7 @@
 	if (*first == '/') {
 		last = first;
 	}
-	last[1] = 0;
+	last[1] = '\0';
 
 	return first;
 }