From fdace640af1e469e05cd68ed9821d45341fb3b03 Mon Sep 17 00:00:00 2001
From: Inada Naoki <songofacandy@gmail.com>
Date: Fri, 1 Jan 2021 20:42:01 +0900
Subject: [PATCH] Update README

---
 README.md | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/README.md b/README.md
index 79af257..f65329c 100644
--- a/README.md
+++ b/README.md
@@ -66,6 +66,20 @@ Then you can install mysqlclient via pip now:
 $ pip install mysqlclient
 ```
 
+### Customize build (POSIX)
+
+mysqlclient uses `mysql_config` or `mariadb_config` by default for finding
+compiler/linker flags.
+
+You can use `MYSQLCLIENT_CFLAGS` and `MYSQLCLIENT_LDFLAGS` environment
+variables to customize compiler/linker options.
+
+```
+$ export MYSQLCLIENT_CFLAGS=`pkg-config mysqlclient --cflags`
+$ export MYSQLCLIENT_LDFLAGS=`pkg-config mysqlclient --libs`
+$ pip install mysqlclient
+```
+
 ### Documentation
 
 Documentation is hosted on [Read The Docs](https://mysqlclient.readthedocs.io/)