From 54593e8cac82f4b19ef7c2721059ce068166033a Mon Sep 17 00:00:00 2001
From: Kensei Sakai <24488142+libnumafly@users.noreply.github.com>
Date: Thu, 26 Jan 2023 01:35:37 +0900
Subject: [PATCH] add requirements package on Debian/Ubuntu

On Ubuntu Server 22.04 LTS (and newer?), the ./configure command fails because the 'pkgconf' package is not installed by default. Suggest that the 'pkgconf' package be installed in this command line.
---
 src/BUILD_UNIX.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/BUILD_UNIX.md b/src/BUILD_UNIX.md
index 6386d627..340afabc 100644
--- a/src/BUILD_UNIX.md
+++ b/src/BUILD_UNIX.md
@@ -38,7 +38,7 @@ sudo yum -y install cmake ncurses-devel openssl-devel libsodium-devel readline-d
 
 ## Install requirements on Debian/Ubuntu
 ```bash
-sudo apt -y install cmake gcc g++ make libncurses5-dev libssl-dev libsodium-dev libreadline-dev zlib1g-dev
+sudo apt -y install cmake gcc g++ make pkgconf libncurses5-dev libssl-dev libsodium-dev libreadline-dev zlib1g-dev
 ```
 
 ## Install requirements on macOS