-: **calc** (//peval//)
-Evaluates a perl expression (see peval() above); useful as a command line
-calculator.
-
-: **CH** (//./configure --help//)
-Lists available compilation options for building program from source.
-
-: **cmplayer** (//mplayer -vo fbdev//)
-Video player with framebuffer as video output device, so you can watch
-videos on a virtual tty. Hint: Using fbdev2 allows you to use the shell
-while watching a movie.
-
-: **CO** (//./configure//)
-Prepares compilation for building program from source.
-
-: **cp** (//nocorrect cp//)
-cp(1) without spelling correction.
-