$NetBSD$

--- third_party/zlib/BUILD.gn.orig	2020-06-25 09:32:39.000000000 +0000
+++ third_party/zlib/BUILD.gn
@@ -356,7 +356,7 @@ static_library("minizip") {
     ]
   }
 
-  if (is_mac || is_ios || is_android || is_nacl) {
+  if (is_mac || is_ios || is_android || is_nacl || is_bsd) {
     # Mac, Android and the BSDs don't have fopen64, ftello64, or fseeko64. We
     # use fopen, ftell, and fseek instead on these systems.
     defines = [ "USE_FILE32API" ]