https://huggingface.co/datasets/Beifengdo/Unix-Linux-Operating-Systems/resolve/main/BoyuShell/src/pstree/pstree.c
hf download hf://datasets/Beifengdo/Unix-Linux-Operating-Systems/BoyuShell/src/pstree/pstree.c
curl -L -o pstree.c https://huggingface.co/datasets/Beifengdo/Unix-Linux-Operating-Systems/resolve/main/BoyuShell/src/pstree/pstree.c
