Sys2ReplaceModule

Unlocks and optionally replaces an in-use (locked) DLL or EXE.

Arguments

REXX ARGUMENTS:

 1. The filespec of the module to be replaced.  (REQUIRED)
 2. The filespec of the new module to replace it with.  (DEFAULT: none)
 3. The filespec of the backup file to be created.  (DEFAULT: none)

Return Value

REXX RETURN VALUE:

 1 on success, or 0 if an error occurred.