EXIT ERROR, SHUOLD BE NON

[mks1313]

MINISHELL:

minishell$ unset USER
minishell$ echo $USER

minishell$ $USER
minishell$ echo $?
2

BASH:

mmarinov@cbr3s3:/Minishell$ unset USER
mmarinov@cbr3s3:/Minishell$ echo $USER

mmarinov@cbr3s3:/Minishell$ $USER
mmarinov@cbr3s3:/Minishell$ echo $?
0
mmarinov@cbr3s3:~/Minishell$