0.9b (c) 1995 Peter Childs
Function: SysSearchPath
Syntax: filespec = SysSearchPath(path, filename)
filespec The complete filespec of the file found, or '' if the filename was not located along the path.
path Any environment variable that resembles a path, such as 'PATH', 'DPATH', and so on.
filename The file to search the path for.
Purpose: Searches the specified path for the specified file and returns the full filespec of the file if found, otherwise it returns.
Example: /* Code */ fspec = SysSearchPath('PATH', 'CMD.EXE') say fspec /* Output */ C:\OS2\CMD.EXE
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