Linux Man Pages

Section	Description
0p	C library header files(POSIX specifications)
1	General commands
2	System calls
3	C library functions
3p	C library functions(POSIX specifications)
4	Special files (usually devices, those found in /dev) and drivers
5	File formats and conventions
6	Games and screensavers
7	Miscellanea
8	System administration commands and daemons
9	Kernel routines
n	Tcl/Tk keywords