From a4ceda9b219d82c3bc4f071b1ee9ae60b5decf24 Mon Sep 17 00:00:00 2001
From: leleliu008 <leleliu008@gmail.com>
Date: Fri, 30 Aug 2024 12:24:09 +0800
Subject: [PATCH] MAP_POPULATE is Linux-specific and not declared on NetBSD

https://www.man7.org/linux/man-pages/man2/mmap.2.html
https://man.netbsd.org/mmap.2

Signed-off-by: leleliu008 <leleliu008@gmail.com>
---
 src/file_reader.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/file_reader.cpp b/src/file_reader.cpp
index 0efaeaef..1d7a6f7f 100644
--- a/src/file_reader.cpp
+++ b/src/file_reader.cpp
@@ -143,7 +143,7 @@ class MMapException : std::exception {};
 char*
 mmapReadOnly(int fd, offset_type offset, size_type size)
 {
-#if defined(__APPLE__) || defined(__OpenBSD__) || defined(__HAIKU__)
+#if defined(__APPLE__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__HAIKU__)
   const auto MAP_FLAGS = MAP_PRIVATE;
 #elif defined(__FreeBSD__)
   const auto MAP_FLAGS = MAP_PRIVATE|MAP_PREFAULT_READ;