ksh: A public domain version of the Korn Shell (with man-pages). [optional] gcc245: The GNU C compiler and support files (v. 2.4.5) [recommended] gcc245: Compiled with 486 optimizations, but works fine with 386. gxx245: The GNU C++ compiler and support files (v. 2.4.5) [recommended] gxx245: Compiled with 486 optimizations, but works fine with 386.