1.\" $NetBSD: hier.7,v 1.70 2006/02/07 19:40:51 wiz Exp $ 2.\" 3.\" Copyright (c) 1990, 1993, 1994 4.\" The Regents of the University of California. All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. Neither the name of the University nor the names of its contributors 15.\" may be used to endorse or promote products derived from this software 16.\" without specific prior written permission. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 19.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28.\" SUCH DAMAGE. 29.\" 30.\" @(#)hier.7 8.5 (Berkeley) 6/1/94 31.\" 32.Dd February 7, 2006 33.Dt HIER 7 34.Os 35.Sh NAME 36.Nm hier 37.Nd layout of filesystems 38.Sh DESCRIPTION 39An outline of the filesystem hierarchy. 40.Pp 41Naming is very important. 42The 43.Ux 44System relies on filename conventions for much of its power as a system. 45The following file system layout describes generally where things are 46and what they are, with references to other man pages for more detailed 47documentation. 48.Pp 49Not all files will be in every system. 50.Pp 51.Bl -tag -width "/altroot/" 52.It Sy \&/ 53root directory of the system 54.It Sy /COPYRIGHT 55system copyright notice, most often put on 56.Tn CD-ROM 57distributions. 58.It Sy "/[a-z]/" 59user filesystems 60.It Sy /altroot/ 61alternate root filesystem, in case of disaster 62.\" .It Sy /amd/ 63.\" home directories mount point; see 64.\" .Xr amd 8 65.It Sy /bin/ 66utilities used in both single and multi-user environments 67.It Sy /boot* 68second-stage boot loader(s) for some platforms; see 69.Xr installboot 8 70.It Sy /dev/ 71block, character and other special device files 72.Pp 73.Bl -tag -width "MAKEDEV" -compact 74.It Sy MAKEDEV 75script for creating device files; 76see 77.Xr makedev 8 78.It Sy console 79the computer's console device 80.It Sy drum 81system swap space; see 82.Xr drum 4 83.It Sy fd/ 84file descriptor files; 85see 86.Xr fd 4 87.It Sy klog 88kernel logging device; see 89.Xr syslog 3 90.It Sy kmem 91kernel virtual memory device; see 92.Xr mem 4 93.It Sy log 94.Ux 95domain datagram log socket; see 96.Xr syslogd 8 97.It Sy mem 98kernel physical memory device; see 99.Xr mem 4 100.It Sy null 101the null device; see 102.Xr null 4 103.It Sy stderr 104.It Sy stdin 105.It Sy stdout 106file descriptor files; 107see 108.Xr fd 4 109.It Sy tty 110process' controlling terminal device; see 111.Xr tty 4 112.It Sy zero 113the zero device; see 114.Xr zero 4 115.El 116.\" .It Sy /dump/ 117.\" online 118.\" .Xr dump 8 119.\" repository 120.It Sy /etc/ 121system configuration files and scripts 122.Pp 123.Bl -tag -width "master.passwd" -compact 124.It Sy amd* 125configuration files for 126.Xr amd 8 127.It Sy changelist 128files backed up by the security script 129.It Sy crontab 130schedule used by the 131.Xr cron 8 132daemon 133.It Sy csh.cshrc 134.It Sy csh.login 135.It Sy csh.logout 136system-wide scripts for 137.Xr csh 1 138.It Sy daily 139script run each day by 140.Xr cron 8 141.It Sy daily.conf 142configuration file for 143.Sy daily ; 144see 145.Xr daily.conf 5 146.It Sy defaults/ 147default configuration files read by various 148.Pa /etc/*.conf 149files 150.It Sy disktab 151disk description file, see 152.Xr disktab 5 153.It Sy dm.conf 154dungeon master configuration; see 155.Xr dm.conf 5 156.It Sy dumpdates 157dump history; see 158.Xr dump 8 159.It Sy exports 160filesystem export information; see 161.Xr mountd 8 162.It Sy fstab 163filesystem information; see 164.Xr fstab 5 165and 166.Xr mount 8 167.It Sy ftpusers 168users denied 169.Xr ftp 1 170access; see 171.Xr ftpd 8 172.It Sy ftpwelcome 173.Xr ftp 1 174initial message; see 175.Xr ftpd 8 176.It Sy gettytab 177terminal configuration database; see 178.Xr gettytab 5 179.It Sy group 180group permissions file; see 181.Xr group 5 182.It Sy hosts 183host name database backup for 184.Xr named 8 ; 185see 186.Xr hosts 5 187.It Sy hosts.equiv 188trusted machines with equivalent user ID's 189.It Sy hosts.lpd 190trusted machines with printing privileges 191.It Sy inetd.conf 192Internet server configuration file; see 193.Xr inetd 8 194.It Sy kerberosIV/ 195configuration files for the kerberos version IV; 196see 197.Xr kerberos 8 198.It Sy kerberosV/ 199configuration files for the kerberos version V; 200see 201.Xr kerberos 8 202.It Sy localtime 203local timezone information; 204see 205.Xr ctime 3 206.It Sy mail/ 207configuration files for 208.Xr sendmail 8 209.Pp 210.Bl -tag -width "sendmail.*" -compact 211.It Sy aliases* 212name alias files 213.It Sy sendmail.* 214.Xr sendmail 8 215configuration information 216.El 217.It Sy mail.rc 218system-wide initialization script for 219.Xr mail 1 220.It Sy man.conf 221configuration file for 222.Xr man 1 ; 223see 224.Xr man.conf 5 225.It Sy master.passwd 226Main password file, readable only by root; see 227.Xr passwd 5 228.It Sy mk.conf 229optional file containing 230.Xr make 1 231variables, read by pkgsrc and the system sources. 232.It Sy monthly 233script run each month by 234.Xr cron 8 235.It Sy monthly.conf 236configuration file for 237.Sy monthly ; 238see 239.Xr monthly.conf 5 240.It Sy motd 241system message of the day 242.It Sy mtree/ 243mtree configuration files; 244see 245.Xr mtree 8 246.It Sy named.* 247.It Sy namedb/ 248named configuration files and databases; 249see 250.Xr named 8 251.It Sy netgroup 252network groups; see 253.Xr netgroup 5 254.It Sy netstart 255network startup script 256.It Sy networks 257network name data base; see 258.Xr networks 5 259.It Sy passwd 260World readable password file generated from master.passwd; see 261.Xr passwd 5 , 262.Xr pwd_mkdb 8 263.It Sy phones 264remote host phone number data base; see 265.Xr phones 5 266.It Sy printcap 267system printer configuration; see 268.Xr printcap 5 269.It Sy protocols 270protocol name database; see 271.Xr protocols 5 272.It Sy pwd.db 273database form of passwd file; see 274.Xr pwd_mkdb 8 275.It Sy rc 276master system startup script invoked by 277.Xr init 8 ; 278see 279.Xr rc 8 280.It Sy rc.conf 281configuration file for system startup and shutdown scripts; see 282.Xr rc.conf 5 283.It Sy rc.d/ 284directory containing per-subsystem startup and shutdown scripts; see 285.Xr rc 8 286.It Sy rc.local 287locally editable system startup script 288.It Sy rc.shutdown 289master system shutdown script invoked by 290.Xr shutdown 8 ; 291see 292.Xr rc 8 293.It Sy remote 294remote host description file; see 295.Xr remote 5 296.It Sy security 297daily (in)security script run by 298.Xr cron 8 299.It Sy security.conf 300configuration file for 301.Sy security ; 302see 303.Xr security.conf 5 304.It Sy services 305service name data base; see 306.Xr services 5 307.It Sy shells 308list of permitted shells; see 309.Xr shells 5 310.It Sy sliphome/ 311.Tn SLIP 312login/logout scripts; see 313.Xr sliplogin 8 314.It Sy spwd.db 315database form of master.passwd file; see 316.Xr pwd_mkdb 8 317.It Sy syslog.conf 318.Xr syslogd 8 319configuration file; see 320.Xr syslog.conf 5 321.It Sy termcap 322terminal type database; see 323.Xr termcap 3 324.It Sy ttys 325terminal initialization information; see 326.Xr ttys 5 327.It Sy uucp/ 328UUCP configuration files; see 329.Xr uucp 1 330and 331.Xr uucico 8 . 332.It Sy weekly 333script run each week by 334.Xr cron 8 335.It Sy weekly.conf 336configuration file for 337.Sy weekly ; 338see 339.Xr weekly.conf 5 340.El 341.It Sy /home/ 342mount point for the automounter; see 343.Xr amd 8 344.It Sy /lib/ 345dynamic linked libraries used by dynamic linked programs 346(such as those in 347.Pa /bin/ 348and 349.Pa /sbin/ ) 350that cannot rely upon 351.Pa /usr/lib/ 352being available. 353.It Sy /libexec/ 354system utilities (such as the dynamic linker) required by programs 355and libraries that cannot rely upon 356.Pa /usr/libexec/ 357being available. 358.It Sy /mnt/ 359empty directory commonly used by 360system administrators as a temporary mount point 361.It Sy /netbsd 362pure kernel executable (the operating system loaded into memory 363at boot time). 364.It Sy /rescue/ 365statically linked rescue tools, for use in system recovery 366.It Sy /root/ 367home directory for the super-user 368.Pp 369.Bl -tag -width ".profile" -compact 370.It Sy \&.cshrc 371super-user start-up file 372.It Sy \&.login 373super-user start-up file 374.It Sy \&.profile 375super-user start-up file 376.It Sy \&.rhosts 377super-user id mapping between machines 378.El 379.ne 1i 380.It Sy /sbin/ 381system programs and administration utilities 382used in both single-user and multi-user environments 383.It Sy /stand/ 384programs used in a standalone environment 385.It Sy /tmp/ 386temporary files, usually a 387.Xr mfs 8 388memory-based filesystem (the contents of 389.Pa /tmp 390are usually 391.Em not 392preserved across a system reboot) 393.It Sy /usr/ 394contains the majority of the system utilities and files 395.Pp 396.Bl -tag -width "libdata/" -compact 397.It Sy X11R6/ 398X11 files 399.Pp 400.Bl -tag -width "include/" -compact 401.It Sy bin/ 402X11 binaries 403.It Sy include/ 404X11 include files 405.It Sy lib/ 406X11 libraries 407.El 408.Pp 409.It Sy bin/ 410common utilities, programming tools, and applications 411.It Sy games/ 412the important stuff 413.It Sy include/ 414standard C include files 415.Pp 416.Bl -tag -width "kerberosIV/" -compact 417.It Sy arpa/ 418include files for Internet service protocols 419.It Sy g++/ 420include files for the C++ compiler 421.It Sy kerberosIV/ 422include files for kerberos authentication package; 423see 424.Xr kerberos 8 425.It Sy machine/ 426machine specific include files 427.It Sy net/ 428.It Sy netatalk/ 429C include files for AppleTalk protocols 430miscellaneous network include files; 431see 432.Xr atalk 4 433.It Sy netccitt/ 434CCITT networking include files 435.It Sy netinet/ 436include files for Internet standard protocols; see 437.Xr inet 4 438.It Sy netinet6/ 439include files for Internet protocol version 6; see 440.Xr inet6 4 441.It Sy netiso/ 442include files for ISO standard protocols; see 443.Xr iso 4 444.It Sy netkey/ 445include files for secret key management, used for security protocols; see 446.Xr ipsec 4 447.It Sy netnatm/ 448C include files for native mode ATM 449.It Sy netns/ 450C include files for XNS standard protocols; see 451.Xr ns 4 452.It Sy nfs/ 453C include files for NFS (Network File System) 454.It Sy protocols/ 455C include files for Berkeley service protocols 456.It Sy sys/ 457system C include files (kernel data structures) 458.It Sy ufs/ 459C include files for UFS (The U-word File System) 460.El 461.Pp 462.It Sy lib/ 463archive, profiled, position independent archive, and shared libraries 464.It Sy libdata/ 465miscellaneous utility data files 466.It Sy libexec/ 467system daemons \*[Am] system utilities (executed by other programs) 468.Pp 469.Bl -tag -width "uucp/" -compact 470.It Sy uucp/ 471UUCP binaries and scripts (historically placed; to be moved) 472.El 473.Pp 474.It Sy lkm/ 475loadable kernel modules 476.It Sy mdec/ 477boot blocks, etc. 478.It Sy obj/ 479architecture-specific target tree produced by building the 480.Pa /usr/src 481tree; normally a symbolic link or mounted filesystem 482.It Sy pkg/ 483packages maintained by groups other than the 484.Nx 485Project. 486.Pp 487.Bl -tag -width "include/" -compact 488.It Sy bin/ 489contributed binaries 490.It Sy include/ 491contributed include files 492.It Sy lib/ 493contributed libraries 494.It Sy libdata/ 495contributed data files 496.It Sy libexec/ 497contributed daemons 498.It Sy sbin/ 499contributed system utilities 500.El 501.Pp 502.It Sy pkgsrc/ 503build descriptions ("packages") for the 504.Nx 505packages system. 506.Pp 507.Bl -tag -width "distfilesX" -compact 508.It Sy distfiles/ 509Where unchanged source archives are fetched to/stored 510.It Sy packages/ 511Where compiled binary packages are stored 512.El 513.Pp 514There are also several other subdirectories which contain packages of 515a certain category, e.g., archivers, graphics, ... 516.Pp 517.It Sy sbin/ 518system daemons and system utilities (normally executed by the super-user) 519.It Sy share/ 520architecture-independent text files 521.Pp 522.Bl -tag -width "calendar/" -compact 523.It Sy calendar/ 524a variety of calendar files; see 525.Xr calendar 1 526.It Sy dict/ 527word lists; 528see 529.Xr look 1 530and 531.Xr spell 1 532.Pp 533.Bl -tag -width "special/" -compact 534.It Sy words 535common words 536.It Sy web2 537words of Webster's 2nd International 538.It Sy papers/ 539reference databases; 540see 541.Xr refer 1 542.It Sy special/ 543custom word lists; 544see 545.Xr spell 1 546.El 547.Pp 548.It Sy doc/ 549miscellaneous documentation; source for most of the printed 550.Bx 4.3 551manuals (available 552from the 553.Tn USENIX 554association) 555.It Sy games/ 556text files used by various games 557.It Sy i18n/ 558internationalization databases; see 559.Xr iconv 3 560.It Sy lkm/ 561documentation on the loadable kernel modules interface 562.It Sy locale/ 563locale databases and gettext message catalogs; see 564.Xr setlocale 3 565and 566.Xr gettext 3 567.It Sy man/ 568formatted manual pages 569.It Sy me/ 570macros for use with the 571.Xr me 7 572macro package 573.It Sy misc/ 574miscellaneous system-wide text files 575.Pp 576.Bl -tag -width "termcap" -compact 577.It Sy termcap 578terminal characteristics database; 579see 580.Xr termcap 5 581.El 582.Pp 583.It Sy mk/ 584include files for 585.Xr make 1 586.It Sy ms/ 587macros for use with the 588.Xr ms 7 589macro package 590.It Sy nls/ 591message catalogs; see 592.Xr catgets 3 593.It Sy skel/ 594sample initialization files for new user accounts 595.It Sy tabset/ 596tab description files for a variety of terminals, used in 597the termcap file; 598see 599.Xr termcap 5 600.It Sy tmac/ 601text processing macros; 602see 603.Xr nroff 1 604and 605.Xr troff 1 606.It Sy zoneinfo/ 607timezone configuration information; 608see 609.Xr tzfile 5 610.El 611.El 612.Pp 613.It Sy /usr/src/ 614.Nx 615and local source files 616.Pp 617.Bl -tag -width "domestic/" -compact 618.It Sy bin/ 619source for utilities/files in 620.Pa /bin 621.It Sy common/ 622sources shared between kernel and userland 623.It Sy crypto/ 624cryptographic source, which may have import or export restrictions 625.It Sy dist/ 626third-party 627.Sq virgin 628source code, referenced by other parts of the source tree 629.It Sy distrib/ 630tools and data-files for making distributions 631.It Sy doc/ 632documentation about the source tree (i.e., about the tree, not about 633how to use the built software.) 634.It Sy etc/ 635source (usually example files) for files in 636.Pa /etc 637.It Sy games/ 638source for utilities/files in 639.Pa /usr/games 640.It Sy gnu/ 641source for programs covered by the 642.Tn GNU 643license (or similar) 644.It Sy include/ 645source for files in 646.Pa /usr/include 647.It Sy lib/ 648source for libraries in 649.Pa /usr/lib 650.It Sy libexec/ 651source for utilities/files in 652.Pa /usr/libexec 653.It Sy regress/ 654various regression tests 655.It Sy rescue/ 656source/makefiles for /rescue 657.It Sy sbin/ 658source for utilities/files in 659.Pa /sbin 660.It Sy share/ 661source for files in 662.Pa /usr/share 663.Pp 664.Bl -tag -width "doc/" -compact 665.It Sy doc/ 666.Pp 667.Bl -tag -width "papers/" -compact 668.It Sy papers/ 669source for various Berkeley technical papers 670.It Sy psd/ 671source for Programmer's Supplementary Documents 672.It Sy smm/ 673source for System Manager's Manual 674.It Sy usd/ 675source for User's Supplementary Documents 676.Pp 677.El 678.El 679.It Sy sys/ 680kernel source files 681.Pp 682.Bl -tag -width "gdbscripts/" -compact 683.It Sy arch/ 684architecture-specific support 685.Pp 686.Bl -tag -width "playstation2/" -compact 687.It Sy acorn26/ 688Acorn Archimedes, A-series and R-series systems 689.It Sy acorn32/ 690Acorn RiscPC/A7000 and VLSI RC7500 691.It Sy algor/ 692Algorithmics Ltd. MIPS evaluations boards 693.It Sy alpha/ 694Digital/Compaq Alpha 695.It Sy amd64/ 696Computers with x86_64 capable CPUs 697.It Sy amiga/ 698Commodore Amiga and MacroSystem DraCo 699.It Sy amigappc/ 700PowerPC based Amiga boards 701.It Sy arc/ 702MIPS-based machines following the Advanced RISC Computing spec 703.It Sy arm/ 704ARM processor general support 705.It Sy atari/ 706Atari TT030, Falcon and Hades 707.It Sy bebox/ 708Be Inc. BeBox 709.It Sy cats/ 710Chalice Technology's CATS and Intel's EBSA-285 evaluation boards 711.It Sy cesfic/ 712CES FIC8234 VME processor board 713.It Sy cobalt/ 714Cobalt Networks' MIPS-based Microserver 715.It Sy dreamcast/ 716Sega Dreamcast game console 717.It Sy evbarm/ 718ARM based evaluation boards 719.It Sy evbmips/ 720MIPS based evaluation boards 721.It Sy evbppc/ 722PowerPC based evaluation boards and appliances 723.It Sy evbsh3/ 724SH3/SH4 based evaluation boards 725.It Sy evbsh5/ 726SH5 based evaluation boards 727.It Sy ews4800mips/ 728NEC's MIPS based EWS4800 workstations 729.It Sy hp300/ 730Hewlett-Packard 9000/300 and 400 680x0-based workstations 731.It Sy hp700/ 732Hewlett-Packard 9000/700 HPPA based workstations 733.It Sy hpcarm/ 734StrongARM based WinCE PDA machines 735.It Sy hpcmips/ 736MIPS based WinCE PDA machines 737.It Sy hpcsh/ 738Hitachi SH3/4 based WinCE PDA machines 739.It Sy hppa/ 740HPPA processor general support 741.It Sy i386/ 74280x86-based IBM PCs and clones 743.It Sy ibmnws/ 744IBM Network Station 1000 745.It Sy iyonix/ 746Castle Technology's Iyonix ARM based PCs 747.It Sy luna68k/ 748Omron Tateishi Electric's 680x0-based LUNA workstations 749.It Sy m68k/ 750680x0 processor general support 751.It Sy mac68k/ 752Apple Macintosh with 68k CPU 753.It Sy macppc/ 754Apple Power Macintosh and clones 755.It Sy mips/ 756MIPS processor general support 757.It Sy mipsco/ 758MIPS Computer Systems Inc. family of workstations and servers 759.It Sy mmeye/ 760Brains Inc. SH3 based mmEye multimedia server 761.It Sy mvme68k/ 762Motorola MVME 680x0-based SBCs 763.It Sy mvmeppc/ 764Motorola PowerPC VME SBCs 765.It Sy netwinder/ 766StrongARM based NetWinder machines 767.It Sy news68k/ 768Sony's 680x0-based NEWS workstations 769.It Sy newsmips/ 770Sony's MIPS-based NEWS workstations 771.It Sy next68k/ 772NeXT 68k "black" hardware 773.It Sy ofppc/ 774Open Firmware PowerPC workstations 775.It Sy pc532/ 776The NS32532-based PC532 computer 777.It Sy playstation2/ 778SONY PlayStation 2 779.It Sy pmax/ 780Digital MIPS-based DECstations and DECsystems 781.It Sy pmppc/ 782Artesyn's PM/PPC board 783.It Sy powerpc/ 784PowerPC processor support 785.It Sy prep/ 786PReP (PowerPC Reference Platform) and CHRP machines 787.It Sy sandpoint/ 788Motorola Sandpoint reference platform 789.It Sy sbmips/ 790Broadcom/SiByte evaluation boards 791.It Sy sgimips/ 792Silicon Graphics' MIPS-based workstations 793.It Sy sh3/ 794SH3/SH4 processor general support 795.It Sy sh5/ 796SH5 processor general support 797.It Sy shark/ 798Digital DNARD ("Shark") 799.It Sy sparc/ 800Sun Microsystems SPARC (32-bit) and UltraSPARC (in 32-bit mode) 801.It Sy sparc64/ 802Sun Microsystems UltraSPARC (in native 64-bit mode) 803.It Sy sun2/ 804Sun Microsystems 68010-based Sun 2 architecture 805.It Sy sun3/ 806Sun Microsystems 68020/68030-based Sun 3/3x architecture 807.It Sy sun68k/ 808680x0-based Sun architecture general support 809.It Sy vax/ 810Digital VAX 811.It Sy x68k/ 812Sharp X680x0 680x0-based workstations 813.It Sy x86/ 814General support for PC/AT compatibles with ia32 or x86_64 CPUs 815.It Sy xen/ 816The Xen virtual machine monitor 817.El 818.Pp 819.It Sy compat/ 820kernel compatibility modules directory 821.Pp 822.Bl -tag -width "ossaudio/" -compact 823.It Sy common/ 824common compatibility routines, old 825.Bx 4 826and 827.Nx 828routines. 829.It Sy freebsd/ 830support for 831.Fx 832binaries; see 833.Xr compat_freebsd 8 834.It Sy hpux/ 835support for 68000 HP-UX binaries 836.It Sy ibcs2/ 837support for Intel Binary binaries 838.It Sy linux/ 839support for Linux binaries; see 840.Xr compat_linux 8 841.It Sy m68k4k/ 842support for 4KB page 68000 binaries 843.It Sy netbsd32/ 844support for 845.Nx 84632-bit binaries on 64 bit platforms with compatible CPU families 847.It Sy osf1/ 848support for 849.Tn Digital 850.Ux 851.Po 852formerly 853.Tn OSF/1 854.Pc 855binaries 856.It Sy ossaudio/ 857support for OSS audio 858.It Sy pecoff/ 859support for 860.Tn Win32 861binaries; see 862.Xr compat_pecoff 8 863.It Sy sunos/ 864support for 865.Tn SunOS 4.x 866binaries; see 867.Xr compat_sunos 8 868.It Sy svr4/ 869support for System V Release 4 binaries; see 870.Xr compat_svr4 8 871.It Sy ultrix/ 872support for 873.Tn ULTRIX 874binaries 875.It Sy vax1k/ 876support for older VAX binaries that started on a 1 KB boundary 877.El 878.Pp 879.It Sy conf/ 880architecture independent configuration directory 881.It Sy crypto/ 882cryptographic kernel source, which may have import or export restrictions 883.It Sy ddb/ 884in kernel debugger 885.It Sy dev/ 886architecture independent device support 887.It Sy fs/ 888miscellaneous file systems 889.Bl -tag -width "filecorefs/" -compact 890.It Sy adosfs/ 891AmigaDOS file-system support; see 892.Xr mount_ados 8 893.It Sy cd9660/ 894support for the ISO-9660 filesystem; see 895.Xr mount_cd9660 8 896.It Sy filecorefs/ 897support for the Acorn RISC OS filecore filesystem; see 898.Xr mount_filecore 8 899.It Sy msdosfs/ 900.Tn MS-DOS 901file system; see 902.Xr mount_msdos 8 903.It Sy ntfs/ 904NTFS filesystem support; see 905.Xr mount_ntfs 8 906.It Sy ptyfs/ 907pseudo-terminal device filesystem; see 908.Xr mount_ptyfs 8 909.It Sy smbfs/ 910SMB/CIFS filesystem support; see 911.Xr mount_smbfs 8 912.It Sy union/ 913union file system; see 914.Xr mount_union 8 915.El 916.It Sy gdbscripts/ 917support for accessing kernel structures from within the debugger 918.Xr gdb 1 . 919.It Sy ipkdb/ 920support for kernel debugging over the network 921.Pp 922.It Sy kern/ 923support for the high kernel (system calls) 924.It Sy lib/ 925kernel libraries 926.Pp 927.Bl -tag -width "libkern/" -compact 928.It Sy libkern/ 929C library routines used in the kernel 930.It Sy libsa/ 931machine independent stand alone kernel library 932.It Sy libz/ 933compression library 934.El 935.Pp 936.It Sy lkm/ 937loadable kernel modules 938.Pp 939.Bl -tag -width "gdbscripts/" -compact 940.It Sy compat/ 941LKM support compatibility modules; currently unsupported. 942.It Sy netinet/ 943LKM support networking modules 944.Pp 945.Bl -tag -width "if_ipl/" -compact 946.It Sy if_ipl/ 947LKM for IP-Filter 948.El 949.Pp 950.It Sy vfs/ 951LKM support for file systems. 952.El 953.Pp 954.It Sy miscfs/ 955miscellaneous file systems 956.Pp 957.Bl -tag -width "deadfs/" -compact 958.It Sy deadfs/ 959kernel only dead file system 960.It Sy fdesc/ 961file descriptor file system; see 962.Xr mount_fdesc 8 963.It Sy fifofs/ 964POSIX FIFO support 965.It Sy genfs/ 966kernel only generic file system 967.It Sy kernfs/ 968kernel namespace file system; see 969.Xr mount_kernfs 8 970.It Sy nullfs/ 971loop back file system; see 972.Xr mount_null 8 973.It Sy overlay/ 974overlay file system; see 975.Xr mount_overlay 8 976.It Sy portal/ 977portal file system; see 978.Xr mount_portal 8 979.It Sy procfs/ 980process file system; see 981.Xr mount_procfs 8 982.It Sy specfs/ 983kernel only special file system 984.It Sy syncfs/ 985kernel trickle sync algorithm 986.It Sy umapfs/ 987user and group re-mapping file system; see 988.Xr mount_umap 8 989.El 990.Pp 991.It Sy net/ 992miscellaneous networking support 993.It Sy netatalk/ 994AppleTalk networking support 995.It Sy netccitt/ 996CCITT networking support 997.It Sy netinet/ 998IP networking support 999.It Sy netinet6/ 1000IPv6 networking support 1001.It Sy netiso/ 1002ISO networking support 1003.It Sy netkey/ 1004Key database for IPsec networking support 1005.It Sy netnatm/ 1006ATM networking support 1007.It Sy netns/ 1008XNS networking support 1009.It Sy nfs/ 1010NFS support 1011.It Sy stand/ 1012kernel standalone support 1013.It Sy sys/ 1014kernel (and system) include files 1015.It Sy ufs/ 1016local filesystem support 1017.Pp 1018.Bl -tag -width "ffs/" -compact 1019.It Sy ffs/ 1020the Berkeley Fast File System 1021.It Sy lfs/ 1022the log-structured file system 1023.It Sy mfs/ 1024the in-memory file system 1025.It Sy ufs/ 1026shared 1027.Ux 1028file system support 1029.El 1030.It Sy uvm/ 1031UVM virtual memory system 1032.El 1033.It Sy usr.bin/ 1034source for utilities/files in 1035.Pa /usr/bin 1036.It Sy usr.sbin/ 1037source for utilities/files in 1038.Pa /usr/sbin 1039.El 1040.It Sy /var/ 1041multi-purpose log, temporary, transient, and spool files 1042.Pp 1043.Bl -tag -width "preserve/" -compact 1044.It Sy account/ 1045system accounting files 1046.Pp 1047.Bl -tag -width "acct" -compact 1048.It Sy acct 1049execution accounting file; 1050see 1051.Xr acct 5 1052.El 1053.Pp 1054.It Sy at/ 1055timed command scheduling files; 1056see 1057.Xr at 1 1058.It Sy backups/ 1059miscellaneous backup files, largely of files found in 1060.Pa /etc 1061.It Sy chroot/ 1062home directories of applications which are run in a 1063.Xr chroot 8 1064.Dq cage . 1065.It Sy crash/ 1066system crash dumps; see 1067.Xr savecore 8 1068.It Sy cron/ 1069scheduled commands configuration files; see 1070.Xr cron 8 1071.It Sy db/ 1072miscellaneous automatically generated system-specific database files, 1073and persistent files used in the maintenance of third party software. 1074.Pp 1075.Bl -tag -width "monthly.out" -compact 1076.It Sy pkg 1077default location for metadata related to third party software 1078packages. 1079See 1080.Xr pkg_install 1 1081for more details of the 1082.Nx 1083Packages Collection, or pkgsrc. 1084.El 1085.Pp 1086.It Sy games/ 1087miscellaneous game status and log files 1088.It Sy heimdal/ 1089Kerberos 5 KDC database; see 1090.Xr kdc 8 1091.It Sy log/ 1092miscellaneous system log files 1093.Pp 1094.Bl -tag -width "monthly.out" -compact 1095.It Sy amd.* 1096.Xr amd 8 1097logs 1098.It Sy daily.out 1099output of the last run of the 1100.Pa /etc/daily 1101script 1102.It Sy ftp.* 1103.Xr ftp 1 1104logs 1105.It Sy kerberos.* 1106.Xr kerberos 8 1107logs 1108.It Sy lastlog 1109system last time logged in log; see 1110.Xr utmp 5 1111.It Sy lpd-errs.* 1112printer daemon error logs; see 1113.Xr lpd 8 1114.It Sy maillog.* 1115.Xr sendmail 8 1116log files 1117.It Sy messages.* 1118general system information log 1119.It Sy monthly.out 1120output of the last run of the 1121.Pa /etc/monthly 1122script 1123.It Sy secure 1124sensitive security information log 1125.It Sy sendmail.st 1126.Xr sendmail 8 1127statistics 1128.It Sy timed.* 1129.Xr timed 8 1130logs 1131.It Sy weekly.out 1132output of the last run of the 1133.Pa /etc/weekly 1134script 1135.It Sy wtmp 1136login/logout log; 1137see 1138.Xr utmp 5 1139.El 1140.Pp 1141.It Sy mail/ 1142user system mailboxes 1143.It Sy msgs/ 1144system messages; see 1145.Xr msgs 1 1146.\" since we use nvi (now called vi) this isn't the place any more, is it? 1147.It Sy preserve/ 1148temporary home of files preserved after an accidental death of 1149.Xr ex 1 1150or 1151.Xr vi 1 1152.It Sy quotas/ 1153filesystem quota information 1154.It Sy run/ 1155system information files, rebuilt after each reboot 1156.Pp 1157.Bl -tag -width "utmp" -compact 1158.It Sy utmp 1159database of current users; see 1160.Xr utmp 5 1161.El 1162.Pp 1163.It Sy rwho/ 1164rwho data files; see 1165.Xr rwhod 8 , 1166.Xr rwho 1 , 1167and 1168.Xr ruptime 1 1169.It Sy spool/ 1170miscellaneous printer and mail system spooling directories 1171.Pp 1172.Bl -tag -width "uucppublic/" -compact 1173.It Sy ftp/ 1174commonly 1175.Dq ~ftp , 1176the anonymous ftp root directory; see 1177.Xr ftpd 8 1178.It Sy mqueue/ 1179sendmail mail queue; 1180see 1181.Xr sendmail 8 1182.It Sy news/ 1183Network news archival and spooling directories 1184.It Sy output/ 1185printer spooling directories 1186.It Sy postfix/ 1187postfix mail queue; 1188see 1189.Xr postfix 1 1190.It Sy uucp/ 1191uucp spool directory 1192.It Sy uucppublic/ 1193commonly 1194.Dq ~uucp , 1195the uucp public temporary directory; see 1196.Xr uucp 1 1197.El 1198.Pp 1199.It Sy tmp/ 1200temporary files that are not discarded between system reboots 1201.Pp 1202.Bl -tag -width "vi.recover/" -compact 1203.It Sy vi.recover/ 1204recovery directory for new 1205.Xr vi 1 1206.El 1207.Pp 1208.It Sy yp/ 1209Databases and configuration for the NIS (YP) system; see 1210.Xr nis 8 . 1211.El 1212.El 1213.Sh SEE ALSO 1214.Xr apropos 1 , 1215.Xr ls 1 , 1216.Xr whatis 1 , 1217.Xr whereis 1 , 1218.Xr which 1 1219.Sh HISTORY 1220A 1221.Nm 1222manual page appeared in 1223.At v7 . 1224