Issue fixing for unlimited bash command history Compatibality for bash version < 4.3
Issue fixing for unlimited bash command history
Compatibality for bash version < 4.3

hengyang-zhao/unix-home,hengyang-zhao/unix-home,hengyang-zhao/unix-home,hengyang-zhao/unix-home,hengyang-zhao/unix-home,hengyang-zhao/unix-home