1kornshell reserved variables :
+-----------+-----------------------------------+-------------------+------+
| variable | what this variable holds | default | who |
| | | | sets |
+-----------+-----------------------------------+-------------------+------+
| cdpath | directories that cd searches | none | u |
| columns | terminal width | 80 | sa |
| editor | pathname of command line editor | /bin/ed | u,sa |
| env | pathname of startup script | none | u,sa |
| errno | error number of most recently | none | ksh |
| | failed system call | | |
| fcedit | pathname of history file editor | /bin/ed | u,sa |
| fpath | path of autoload functions | none | u |
| histfile | pathname of history file | $home/.sh_history | u... 下一页