$OpenBSD: patch-config_system-headers_mozbuild,v 1.1 2019/12/23 20:19:20 kurt Exp $

https://hg.mozilla.org/mozilla-central/rev/d3885b9d42d3

Index: config/system-headers.mozbuild
--- config/system-headers.mozbuild.orig
+++ config/system-headers.mozbuild
@@ -814,7 +814,6 @@ system_headers = [
     'synch.h',
     'syncmgr.h',
     'sys/atomic_op.h',
-    'sys/auxv.h',
     'sys/bitypes.h',
     'sys/byteorder.h',
     'syscall.h',
@@ -1345,6 +1344,11 @@ if CONFIG['MOZ_WAYLAND']:
         'wayland-client.h',
         'wayland-egl.h',
         'wayland-util.h',
+    ]
+
+if CONFIG['OS_TARGET'] in ('Android', 'Linux', 'FreeBSD'):
+    system_headers += [
+        'sys/auxv.h',
     ]
 
 if CONFIG['OS_TARGET'] == 'Linux' and CONFIG['CPU_ARCH'].startswith('mips'):
