diff --git a/libc/kernel/arch-mips/asm/fcntl.h b/libc/kernel/arch-mips/asm/fcntl.h
index 2686340..73de4ad 100644
--- a/libc/kernel/arch-mips/asm/fcntl.h
+++ b/libc/kernel/arch-mips/asm/fcntl.h
@@ -43,6 +43,18 @@
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define F_SETLKW64 35
 #endif
+struct flock {
+ short l_type;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+ short l_whence;
+ off_t l_start;
+ off_t l_len;
+ long l_sysid;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+ __kernel_pid_t l_pid;
+ long pad[4];
+};
+#define HAVE_ARCH_STRUCT_FLOCK
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #include <asm-generic/fcntl.h>
 #endif
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */