From 3b7a790ed624684584b7bf39618d3bb8e603458a Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Sat, 6 Feb 2021 00:44:23 +0800
Subject: [PATCH] improve libpng

---
 packages/l/libpng/xmake.lua | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/packages/l/libpng/xmake.lua b/packages/l/libpng/xmake.lua
index e158c2a42..2dfcd013e 100644
--- a/packages/l/libpng/xmake.lua
+++ b/packages/l/libpng/xmake.lua
@@ -12,6 +12,11 @@ package("libpng")
     set_license("libpng-2.0")
 
     add_deps("zlib")
+
+    if is_plat("linux") then
+        add_syslinks("m")
+    end
+
     on_install(function (package)
         io.writefile("xmake.lua", [[
             add_rules("mode.debug", "mode.release")