Shell

• PROTSHELL - CONFIG.SYS command to define protected mode shell

Example:
PROTSHELL=C:\OS2\PMSHELL.EXE

• SHELL - CONFIG.SYS command to define DOS command interpreter

Example:
SHELL=C:\OS2\MDOS\COMMAND.COM C:\OS2\MDOS /P

• OS2_SHELL - Environment variable

Example:
SET OS2_SHELL=C:\OS2\CMD.EXE