Small changes

liblzma/build.sh

@@ -1,9 +1,15 @@
+if [ "$EUID" = 0 ]
+then echo "Please don't run this as root"
+    exit
+fi
+
 git clone https://github.com/kobolabs/liblzma src
 cd src
 git pull
-./configure
+./configure --prefix /usr
 make -j$(nproc)
-cd -
 
-sudo cp src/src/liblzma/.libs/liblzma.so ../rootfs/usr/lib
-sudo cp src/src/liblzma/.libs/liblzma.so.5 ../rootfs/usr/lib
+DESTDIR=$(pwd)/../../rootfs
+sudo make install DESTDIR=$(realpath $DESTDIR)
+
+cd -