1151797Sstefanfls is /bin/ls 2151797Sstefanftrue is a shell builtin 3151797Sstefanf/bin/ls is /bin/ls 4151797Sstefanffun is a shell function 5194922Sjillesbreak is a special shell builtin 6151797Sstefanfif is a shell keyword 7151797Sstefanf{ is a shell keyword 8261125Sjillesfoo is an alias for bar 9