.DL_ File Extension
File TypeCompressed DLL File
What is a DL_ file?
Compressed .DLL file created by Makecab, a Windows utility used for compressing files and creating .CAB files; often used for storing DLL files on Windows installation CDs so that they take up less space on the disc.
DL_ files can be created using the following Makecab syntax:
DL_ files can be decompressed back to their original DLL file using this command:
expand myfile.dl_ myfile.dll