my @grep_includes=`find.exe . -name "*" -print0 | xargs -0 grep -i #include`;

OUTPUT:-
grep: ./files/tools/boot: Invalid request code
grep: ./files/tools/boot/bin: Invalid request code
grep: ./files/tools/usbdrivers: Invalid request code
grep: ./files/tools/usbdrivers/win7: Invalid request code
grep: ./files/tools/usbdrivers/xp: Invalid request code