This module is contained in the mod_so.c file. It is compiled in by default on Windows and is not compiled in by default on Unix. ... On Unix, the loaded code typically comes from shared object files (usually with .so extension), whilst on Windows this module loads DLL files. This module is only available in Apache 1.3 and up. ... On Windows, mod_dll was used in beta release 1.3b1 through 1.3b5. mod_so combines these two modules into a single module for all operating systems. ... LoadModule . ...