From 29bae6bda1b344ea28b7ee6494ec746ba0d7ad39 Mon Sep 17 00:00:00 2001
From: Matheus <matheusuky@gmail.com>
Date: Wed, 17 Jun 2026 23:11:13 -0300
Subject: [PATCH] fcntl: stub F_GETLK64

---
 kernel-src/sys/syscalls/fcntl.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel-src/sys/syscalls/fcntl.c b/kernel-src/sys/syscalls/fcntl.c
index 40164cd3..ecdd3204 100644
--- a/kernel-src/sys/syscalls/fcntl.c
+++ b/kernel-src/sys/syscalls/fcntl.c
@@ -9,6 +9,7 @@
 #define F_SETFD  2
 #define F_GETFL  3
 #define F_SETFL  4
+#define F_GETLK64 5
 #define F_SETLK64 6
 #define F_SETLKW64 7
 #define F_DUPFD_CLOEXEC 1030
@@ -59,6 +60,7 @@ syscallret_t syscall_fcntl(context_t *, int fd, int cmd, uint64_t arg) {
 			if (ret.errno == 0)
 				ret.ret = flg ? FD_CLOEXEC : 0;
 			break;
+		case F_GETLK64:
 		case F_SETLK64:
 		case F_SETLKW64:
 			ret.errno = 0;