Add a configure for cygwin!

extras/package/win32/configure-cygwin.sh

+PATH="/usr/win32/bin:$PATH" \
+PKG_CONFIG_LIBDIR=/usr/win32/lib/pkgconfig \
+CPPFLAGS="-I/usr/win32/include -I/usr/win32/include/ebml" \
+LDFLAGS="-L/usr/win32/lib" \
+CC="gcc -mno-cygwin" CXX="g++ -mno-cygwin" \
+      ./configure --host=i686-pc-mingw32 \
+      --enable-release \
+      --without-contrib \
+      --enable-nls \
+      --enable-shared-libvlc \
+      --enable-update-check \
+      --enable-lua \
+      --enable-faad \
+      --enable-flac \
+      --enable-theora \
+      --enable-twolame \
+      --enable-quicktime \
+      --enable-real \
+      --enable-dirac \
+      --enable-realrtsp \
+      --enable-ffmpeg --with-ffmpeg-mp3lame --with-ffmpeg-faac \
+      --with-ffmpeg-config-path=/usr/win32/bin --with-ffmpeg-zlib \
+      --enable-livedotcom --with-livedotcom-tree=/usr/win32/live.com \
+      --enable-dca \
+      --disable-mkv \
+      --enable-x264 \
+      --enable-dvdread --with-dvdnav-config-path=/usr/win32/bin \
+      --enable-shout \
+      --enable-goom \
+      --enable-caca --with-caca-config-path=/usr/win32/bin \
+      --enable-portaudio \
+      --enable-sdl --with-sdl-config-path=/usr/win32/bin \
+      --enable-qt4 \
+      --enable-wxwidgets --with-wx-config-path=/usr/win32/lib/wx/config \
+      --with-freetype-config-path=/usr/win32/bin \
+      --with-fribidi-config-path=/usr/win32/bin \
+      --with-xml2-config-path=/usr/win32/bin \
+      --enable-mozilla --with-mozilla-sdk-path=/usr/win32/gecko-sdk \
+      --enable-activex \
+      --disable-gnomevfs --disable-hal --disable-gtk \
+      --disable-cddax --disable-vcdx \
+