From 2df514e037f5ffc93b598c69bb44ceb7c0c6f361 Mon Sep 17 00:00:00 2001
From: Huang Qi <huangqi3@xiaomi.com>
Date: Sat, 7 Mar 2026 16:44:26 +0800
Subject: [PATCH] nuttx: Add _SC_HOST_NAME_MAX constant

Add the missing _SC_HOST_NAME_MAX sysconf constant for NuttX platform.
This constant is used to get the maximum length of a host name.
---
 src/unix/nuttx/mod.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/unix/nuttx/mod.rs b/src/unix/nuttx/mod.rs
index e3ad7bafd153c..150dc43557d29 100644
--- a/src/unix/nuttx/mod.rs
+++ b/src/unix/nuttx/mod.rs
@@ -512,6 +512,7 @@ pub const FIONBIO: i32 = 0x30a;
 pub const _SC_PAGESIZE: i32 = 0x36;
 pub const _SC_THREAD_STACK_MIN: i32 = 0x58;
 pub const _SC_GETPW_R_SIZE_MAX: i32 = 0x25;
+pub const _SC_HOST_NAME_MAX: i32 = 0x26;
 
 // signal.h
 pub const SIGHUP: c_int = 1;