--- a/xmake/packages.lua
+++ b/xmake/packages.lua
@@ -15,17 +15,18 @@
 -- Dependencies: Platform|Package Manager
 --
 function using_apt ()
-    return linuxos.name() == "debian"
+    return false and (linuxos.name() == "debian"
            or linuxos.name() == "ubuntu"
            or linuxos.name() == "uos"
+    )
 end
 
 function using_legacy_apt ()
-    return (linuxos.name() == "uos") or (linuxos.name () == "ubuntu" and linuxos.version():major() == 20)
+    return false and ((linuxos.name() == "uos") or (linuxos.name () == "ubuntu" and linuxos.version():major() == 20))
 end
 
 function using_pacman ()
-    return linuxos.name() == "archlinux"
+    return false and (linuxos.name() == "archlinux")
 end
 
 function add_requires_of_mogan()
@@ -70,7 +71,8 @@
         add_requires("pacman::curl", {alias="libcurl"})
         add_requireconfs("lolly.cpr.libcurl", {system = true, override=true})
     else
-        add_requireconfs("lolly.cpr.libcurl", {version = CURL_VERSION, system = false, override=true})
+        add_requires("pkgconfig::libcurl", {alias="libcurl", system=true})
+        add_requireconfs("lolly.cpr.libcurl", {system=true, override=true})
     end
 
     -- package: fontconfig
@@ -95,7 +97,8 @@
         add_requires("pacman::libpng", {alias="libpng"})
         add_requireconfs("pdfhummus.libpng", {system = true, override=true})
     else
-        add_requireconfs("pdfhummus.libpng", {version = LIBPNG_VERSION, system = false, override=true})
+        add_requires("pkgconfig::libpng", {alias="libpng", system=true})
+        add_requireconfs("pdfhummus.libpng", {system=true, override=true})
     end
 
     -- package: libjpeg
@@ -107,7 +110,8 @@
         end
         add_requireconfs("pdfhummus.libjpeg", {system = true, override=true})
     else
-        add_requireconfs("pdfhummus.libjpeg", {version = LIBJPEG_VERSION, system = false, override=true})
+        add_requires("pkgconfig::libjpeg", {alias="libjpeg", system=true})
+        add_requireconfs("pdfhummus.libjpeg", {system=true, override=true})
     end
 
     -- package: freetype
@@ -123,11 +127,14 @@
         add_requires("pacman::freetype2", {alias="freetype"})
     else
     -- Let xrepo manage the dependencies for macOS and other GNU/Linux distros
+        if false then
         if not is_plat ("macosx") then
             add_requires("libiconv "..LIBICONV_VERSION, {system=false})
         end
         add_requires("freetype "..FREETYPE_VERSION, {system=false})
         add_requireconfs("pdfhummus.freetype", {version = FREETYPE_VERSION, system = false, override=true})
+        end
+        add_requires("pkgconfig::freetype2", {alias="freetype", system=true})
     end
 
     -- package: libgit2
@@ -139,5 +146,13 @@
 
     if is_plat ("linux") and using_apt() then
         add_requires ("apt::libssl-dev", {alias="openssl"})
+    else
+        add_requires("pkgconfig::libssl", {alias="openssl"})
     end
+
+    add_links("android-complex-math")
+    add_links("android-execinfo")
+    add_links("android-spawn")
+    add_links("android-wordexp")
+    add_links("iconv")
 end