xdmcp update to 1.1.3 , use clang (#4453)

* version update, use clang

* change configure to chromebrew style

packages/libxdmcp.rb

@@ -3,28 +3,18 @@ require 'package'
 class Libxdmcp < Package
   description 'The libXdmcp package contains a library implementing the X Display Manager Control Protocol.'
   homepage 'http://www.x.org'
-  version '1.1.2-0'
+  version '1.1.3-0'
   compatibility 'all'
-  source_url 'https://www.x.org/pub/individual/lib/libXdmcp-1.1.2.tar.bz2'
-  source_sha256 '81fe09867918fff258296e1e1e159f0dc639cb30d201c53519f25ab73af4e4e2'
-
-  binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/libxdmcp-1.1.2-0-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/libxdmcp-1.1.2-0-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/libxdmcp-1.1.2-0-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/libxdmcp-1.1.2-0-chromeos-x86_64.tar.xz',
-  })
-  binary_sha256 ({
-    aarch64: '409aa7e74743cd1ac2bc619bba6b6890a59d9e15c591ab8d548ddf7991354e1f',
-     armv7l: '409aa7e74743cd1ac2bc619bba6b6890a59d9e15c591ab8d548ddf7991354e1f',
-       i686: 'bb5fef68c987cca02dd84eb1cccf9f30598522b4932739f39d6126e2446c1179',
-     x86_64: 'b9b1a87572a321a7ff1be4bcb9c20b25c67b4a80fb5fe8867d0f24d29ecce5ae',
-  })
+  source_url 'https://www.x.org/pub/individual/lib/libXdmcp-1.1.3.tar.bz2'
+  source_sha256 '20523b44aaa513e17c009e873ad7bbc301507a3224c232610ce2e099011c6529'
 
   depends_on "xorg_proto"
+  depends_on "llvm" => ':build'
 
   def self.build
-    system "./configure --prefix=#{CREW_PREFIX} --libdir=#{CREW_LIB_PREFIX}"
+    ENV['CC'] = 'clang'
+    ENV['CXX'] = 'clang'
+    system "./configure #{CREW_OPTIONS}"
     system "make"
   end