--- util/ulockmgr_server.c.orig	2023-08-23 13:48:47.518048807 +0800
+++ util/ulockmgr_server.c	2023-08-23 13:49:15.676069899 +0800
@@ -124,7 +124,7 @@
 	return res;
 }
 
-static int closefrom(int minfd)
+static int closefrom_(int minfd)
 {
 	DIR *dir = opendir("/proc/self/fd");
 	if (dir) {
@@ -384,7 +384,7 @@
 		dup2(nullfd, 1);
 	}
 	close(3);
-	closefrom(5);
+	closefrom_(5);
 	while (1) {
 		char c;
 		int sock;