1) clone the latest jfx-10 code
2) try to build using 'gradle'

The build hangs at :fxpackager

Here is the extract of text on terminal :
-------------------------------------------------------
:fxpackager:processAntpluginResources UP-TO-DATE
:fxpackager:antpluginClasses
:fxpackager:buildVersionFile
:fxpackager:jar SKIPPED
:fxpackager:antpluginJar
:fxpackager:setupCompileJavaPackager
:fxpackager:compileJavaPackager
IconSwap.cpp
ByteBuffer.cpp
VersionInfoSwap.cpp
javapackager.cpp
D:\cygwin64\home\client\ambarish\workspace\openjfx\10\10-dev\rt\modules\jdk.packager\src\main\native\javapackager\win\IconSwap.cpp(32) : warning C4005: '_WIN32_WINNT' : macro redefinition
        command-line arguments : see previous definition of '_WIN32_WINNT'
D:\cygwin64\home\client\ambarish\workspace\openjfx\10\10-dev\rt\modules\jdk.packager\src\main\native\javapackager\win\javapackager.cpp(281) : warning C4267: 'initializing' : conversion from 'size_t' to 'unsigned int', possible loss of data
D:\cygwin64\home\client\ambarish\workspace\openjfx\10\10-dev\rt\modules\jdk.packager\src\main\native\javapackager\win\javapackager.cpp(308) : warning C4267: '=' : conversion from 'size_t' to 'unsigned int', possible loss of data
D:\cygwin64\home\client\ambarish\workspace\openjfx\10\10-dev\rt\modules\jdk.packager\src\main\native\javapackager\win\VersionInfoSwap.cpp(65) : warning C4267: 'argument' : conversion from 'size_t' to 'DWORD', possible loss of data
D:\cygwin64\home\client\ambarish\workspace\openjfx\10\10-dev\rt\modules\jdk.packager\src\main\native\javapackager\win\VersionInfoSwap.cpp(158) : warning C4267: 'argument' : conversion from 'size_t' to 'WORD', possible loss of data
D:\cygwin64\home\client\ambarish\workspace\openjfx\10\10-dev\rt\modules\jdk.packager\src\main\native\javapackager\win\VersionInfoSwap.cpp(163) : warning C4267: 'argument' : conversion from 'size_t' to 'WORD', possible loss of data
D:\cygwin64\home\client\ambarish\workspace\openjfx\10\10-dev\rt\modules\jdk.packager\src\main\native\javapackager\win\VersionInfoSwap.cpp(167) : warning C4267: 'argument' : conversion from 'size_t' to 'WORD', possible loss of data
D:\cygwin64\home\client\ambarish\workspace\openjfx\10\10-dev\rt\modules\jdk.packager\src\main\native\javapackager\win\VersionInfoSwap.cpp(168) : warning C4267: 'argument' : conversion from 'size_t' to 'WORD', possible loss of data
D:\cygwin64\home\client\ambarish\workspace\openjfx\10\10-dev\rt\modules\jdk.packager\src\main\native\javapackager\win\VersionInfoSwap.cpp(187) : warning C4267: 'argument' : conversion from 'size_t' to 'WORD', possible loss of data
D:\cygwin64\home\client\ambarish\workspace\openjfx\10\10-dev\rt\modules\jdk.packager\src\main\native\javapackager\win\VersionInfoSwap.cpp(188) : warning C4267: 'argument' : conversion from 'size_t' to 'WORD', possible loss of data
:fxpackager:linkJavaPackager



:fxpackager:copyJavaPackager
:fxpackager:buildJavaPackager
:fxpackager:buildWinLaunchercl : Command line warning D9025 : overriding '/MT' with '/MD'

WinLauncher.cpp
:fxpackager:copyWinLauncher

-----------------------------------------------------