Win32: remove dead cygwin options

extras/package/win32/configure.sh

@@ -28,12 +28,4 @@ OPTIONS="
       --enable-zvbi --disable-telx
       --enable-nls"
 
-if gcc -v 2>/dev/null -a echo | gcc -mno-cygwin -E -2>/dev/null 2>&1
-then
-    echo Cygwin detected, adjusting options
-    export CC="gcc -mno-cygwin"
-    export CXX="g++ -mno-cygwin"
-    OPTIONS="${OPTIONS} --disable-taglib --disable-mkv"
-fi
-
 sh "$(dirname $0)"/../../../configure ${OPTIONS} $*