rpclib: fix syslinks (#6696)

* rpclib: fix syslinks

* Update xmake.lua

packages/r/rpclib/xmake.lua

@@ -1,19 +1,26 @@
 package("rpclib")
     set_homepage("http://rpclib.net")
     set_description("rpclib is a modern C++ msgpack-RPC server and client library")
+    set_license("MIT")
 
     add_urls("https://github.com/rpclib/rpclib/archive/refs/tags/$(version).tar.gz",
              "https://github.com/rpclib/rpclib.git")
+
     add_versions("v2.3.0", "eb9e6fa65e1a79b37097397f60599b93cb443d304fbc0447c50851bc3452fdef")
 
-    add_deps("cmake")
+    if is_plat("windows", "mingw") then
+        add_configs("shared", {description = "Build shared library.", default = false, type = "boolean", readonly = true})
+    end
 
     if is_plat("windows", "mingw") then
         add_syslinks("wsock32", "ws2_32")
-        add_configs("shared", {description = "Build shared library.", default = false, type = "boolean", readonly = true})
+    elseif is_plat("linux", "bsd") then
+        add_syslinks("pthread")
     end
 
-    on_install("windows", "mingw", "linux", "macosx", "bsd", "iphoneos", "wasm", "android", function (package)
+    add_deps("cmake")
+
+    on_install("!windows or windows|!arm64", function (package)
         local configs = {}
         table.insert(configs, "-DCMAKE_BUILD_TYPE=" .. (package:debug() and "Debug" or "Release"))
         table.insert(configs, "-DBUILD_SHARED_LIBS=" .. (package:config("shared") and "ON" or "OFF"))