From 138f1253deb48434af707ec5e9124e889520be08 Mon Sep 17 00:00:00 2001
From: David CARLIER <devnexen@gmail.com>
Date: Wed, 24 May 2023 19:00:30 +0100
Subject: [PATCH] std.os: fix uname usage.

close #15839.
---
 lib/std/c/darwin.zig  | 12 ++++++++++++
 lib/std/c/freebsd.zig | 12 ++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/lib/std/c/darwin.zig b/lib/std/c/darwin.zig
index 3a56d0108f..a257437282 100644
--- a/lib/std/c/darwin.zig
+++ b/lib/std/c/darwin.zig
@@ -4161,3 +4161,15 @@ pub const PTHREAD_STACK_MIN = switch (builtin.cpu.arch) {
     .arm, .aarch64 => 16 * 1024,
     else => 8 * 1024,
 };
+
+pub const _SYS_NAMELEN = 256;
+
+pub const utsname = extern struct {
+    sysname: [255:0]u8,
+    nodename: [255:0]u8,
+    release: [255:0]u8,
+    version: [255:0]u8,
+    machine: [255:0]u8,
+};
+
+pub extern "c" fn uname(u: *utsname) c_int;
diff --git a/lib/std/c/freebsd.zig b/lib/std/c/freebsd.zig
index 485e13b8ee..b3e6c6769a 100644
--- a/lib/std/c/freebsd.zig
+++ b/lib/std/c/freebsd.zig
@@ -2824,3 +2824,15 @@ pub const PTHREAD_STACK_MIN = switch (builtin.cpu.arch) {
     .x86, .powerpc => 4 * 512,
     else => 4 * 1024,
 };
+
+pub const SYS_NMLN = 256;
+
+pub const utsname = extern struct {
+    sysname: [255:0]u8,
+    nodename: [255:0]u8,
+    release: [255:0]u8,
+    version: [255:0]u8,
+    machine: [255:0]u8,
+};
+
+pub extern "c" fn uname(u: *utsname) c_int;