Which is a utility that finds files (typically executable files) on the search path.
You may use Which to search for any type of file across a set of folders.

Syntax: WHICH [search_spec]

Right click on found files to copy file spec to clipboard, edit,run or run in a DOS 
  window that stays open or double click the file to run it.

To install Which, move which.exe to a folder on the path and
place vcl50.bpl and cc3250mt.dll in the same folder or where you put your DLL's.

Which is Freeware  by Thomas Kisko, http::\www.ise.ufl.edu/kisko, kisko@ise.ufl.edu