libpng: Compile using xmake on all platforms (#3249)

* libpng: Compile using xmake

This fixes an error if zlib is found by xmake

* Update xmake.lua

---------

Co-authored-by: ruki <waruqi@gmail.com>

packages/l/libpng/xmake.lua

@@ -27,7 +27,7 @@ package("libpng")
         add_extsources("brew::libpng")
     end
 
-    on_install("windows", "mingw", "macosx|arm64", "android", "iphoneos", "cross", "bsd", "wasm", function (package)
+    on_install(function (package)
         io.writefile("xmake.lua", [[
             add_rules("mode.debug", "mode.release")
             add_requires("zlib")
@@ -61,11 +61,6 @@ package("libpng")
                 end
         ]])
         local configs = {}
-        if package:config("shared") then
-            configs.kind = "shared"
-        elseif not package:is_plat("windows", "mingw") and package:config("pic") ~= false then
-            configs.cxflags = "-fPIC"
-        end
         if package:is_plat("android") and package:is_arch("armeabi-v7a") then
             io.replace("arm/filter_neon.S", ".func", ".hidden", {plain = true})
             io.replace("arm/filter_neon.S", ".endfunc", "", {plain = true})
@@ -74,19 +69,6 @@ package("libpng")
         import("package.tools.xmake").install(package, configs)
     end)
 
-    on_install("macosx|x86_64", "linux", function (package)
-        local configs = {}
-        table.insert(configs, "--enable-shared=" .. (package:config("shared") and "yes" or "no"))
-        table.insert(configs, "--enable-static=" .. (package:config("shared") and "no" or "yes"))
-        if package:config("pic") ~= false then
-            table.insert(configs, "--with-pic")
-        end
-        if not package:dep("zlib"):is_system() then
-            table.insert(configs, "--with-zlib-prefix=" .. package:dep("zlib"):installdir())
-        end
-        import("package.tools.autoconf").install(package, configs)
-    end)
-
     on_test(function (package)
         assert(package:has_cfuncs("png_create_read_struct", {includes = "png.h"}))
     end)