Refer to the syntax of the ksh command. The /usr/bin/sh file is linked to the Korn shell.
The sh command invokes the default shell and uses its syntax and flags. The shell linked to the /usr/bin/sh path is the default shell. The standard configuration of the operating system links the /usr/bin/sh path to the Korn shell. See "Korn Shell" in AIX 5L Version 5.1 System User's Guide: Operating System and Devices for specific information about Korn shell features.
Refer to the flags for the Korn shell (ksh command).
| /usr/bin/sh | Contains the sh command. |
The ksh command.
Korn Shell, Shells Overview in AIX 5L Version 5.1 System User's Guide: Operating System and Devices.