- PLOTIT
- plotscreenshots
- plparseopts
- plpat
- plpath
- PLplot
- plpoin
- plpoin3
- plpoly3
- plprec
- plpsty
- plptex
- plptex3
- plrandd
- plreplot
- plrgbhls
- plschr
- plscmap0
- plscmap0a
- plscmap0n
- plscmap1
- plscmap1a
- plscmap1l
- plscmap1la
- plscmap1n
- plscmap1_range
- plscol0
- plscol0a
- plscolbg
- plscolbga
- plscolor
- plscompression
- plsdev
- plsdidev
- plsdimap
- plsdiori
- plsdiplt
- plsdiplz
- plsdrawmode
- plseed
- PlSense
- plsesc
- plsetopt
- plsfam
- plsfci
- plsfnam
- plsfont
- plshade
- plshade1
- plshades
- plslabelfunc
- plsmaj
- plsmem
- plsmema
- plsmin
- plsori
- plspage
- plspal0
- plspal1
- plspause
- plsstrm
- plssub
- plssym
- plstar
- plstart
- plstransform
- plstring
- plstring3
- plstripa
- plstripc
MAN (3)
Library functions, covering in particular the C standard library