Add support for ARM-32 bit def-file generation.


git-svn-id: https://svn.code.sf.net/p/mingw-w64/code@6598 4407c894-4637-0410-b4f5-ada5f102cad1
	* mstcpip.h: Add LP64 u_long override.
	* ws2ipdef.h: Ditto.
	* ws2tcpip.h: Ditto.


git-svn-id: https://svn.code.sf.net/p/mingw-w64/code@6599 4407c894-4637-0410-b4f5-ada5f102cad1
Add initial set of import-library-definition-files for ARM 32-bit.
Base is Windows RT 8.1


git-svn-id: https://svn.code.sf.net/p/mingw-w64/code@6600 4407c894-4637-0410-b4f5-ada5f102cad1