0 file-2.txt 0 ==1== hello foo bar 7 -1-1-2- -1-1-6- -0-0-0- ==2== check minfd 1 4 alias foo='echo 135' no output result in file alias foo='echo 135' check minfd 2 4 ==3== check bar1 check bar2 cicada: alias: bar-not-exist: not found after check bar2 check minfd err 4 ==4== one alias alias sec5_1='echo xsec51' one alias with grep xsec51 all alias with grep xsec51 builtin alias in mid xsec51 check minfd err 4 ==5== sec6 no job sec6_foo os-name No such too many usage no job identifier error open syntax not check minfd err 6 4 ==6==