cd ~
sudo apt-get update
sudo apt-get install build-essential bin86 kernel-package libqt4-dev #libncurses5-dev pkg-config libssl-dev

mkdir rtlinux
cd rtlinux
wget https://git.kernel.org/torvalds/t/linux-6.3-rc5.tar.gz
wget https://www.kernel.org/pub/linux/kernel/projects/rt/6.3/patch-6.3-rc5-rt7.patch.gz
#wget https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/snapshot/linux-6.3-rc5.tar.gz
tar -xpf linux-6.3-rc5.tar.gz
gunzip patch-6.3-rc5-rt7.patch.gz
cp patch-6.3-rc5-rt7.patch linux-6.3-rc5
cd linux-6.3-rc5
cat patch-6.3-rc5-rt7.patch | patch -p1
make xconfig
make -j4
sudo make INSTALL_MOD_STRIP=1 modules_install
sudo make install