$OpenBSD: patch-ui_gfx_font_fallback_linux_cc,v 1.3 2019/09/23 07:18:04 robert Exp $
Index: ui/gfx/font_fallback_linux.cc
--- ui/gfx/font_fallback_linux.cc.orig
+++ ui/gfx/font_fallback_linux.cc
@@ -18,6 +18,8 @@
 #include "base/trace_event/trace_event.h"
 #include "ui/gfx/font.h"
 
+#include <unistd.h>
+
 namespace gfx {
 
 namespace {
