This is the entire contents of /usr/src after a default install. If there are other sources you would like to see included here, let me know.
main 58 boot/addaout.c int main(int argc, char **argv)
main 1879 boot/boot.c void main(int argc, char **argv)
main 807 boot/installboot.c int main(int argc, char **argv)
main 73 boot/mkfile.c int main(int argc, char **argv)
main 198 commands/aal/archiver.c main(argc, argv)
main 33 commands/advent/advent.c int main(argc, argv)
main 18 commands/advent/setup.c int main()
main 27 commands/ash/bltin/bltin.h #undef main
main 10 commands/ash/bltin/catf.c #define main catfcmd
main 29 commands/ash/bltin/catf.c main(argc, argv) char **argv; {
main 9 commands/ash/bltin/echo.c #define main echocmd
main 16 commands/ash/bltin/echo.c main(argc, argv) char **argv; {
main 10 commands/ash/bltin/expr.c #define main exprcmd
main 83 commands/ash/bltin/expr.c main(argc, argv) char **argv; {
main 10 commands/ash/bltin/line.c #define main linecmd
main 15 commands/ash/bltin/line.c main(argc, argv) char **argv; {
main 12 commands/ash/bltin/nlecho.c #define main nlechocmd
main 17 commands/ash/bltin/nlecho.c main(argc, argv) char **argv; {
main 10 commands/ash/bltin/umask.c main(argc, argv) char **argv; {
main 98 commands/ash/main.c main(argc, argv) char **argv; {
main 161 commands/ash/mkinit.c main(argc, argv)
main 101 commands/ash/mknodes.c main(argc, argv)
main 161 commands/ash/mksignames.c main(argc, argv) char **argv; {
main 107 commands/ash/mksyntax.c main() {
main 38 commands/autil/anm.c main(argc, argv)
main 12 commands/autil/asize.c main(argc, argv)
main 39 commands/awk/m.c main(argc, argv) char **argv;
main 41 commands/bc/main.c main (argc, argv)
main 363 commands/byacc/main.c main(argc, argv)
main 1849 commands/bzip2-1.0.3/bzip2.c IntNative main ( IntNative argc, Char *argv[] )
main 333 commands/bzip2-1.0.3/bzip2recover.c Int32 main ( Int32 argc, Char** argv )
main 70 commands/bzip2-1.0.3/dlltest.c int main(int argc,char *argv[])
main 10 commands/bzip2-1.0.3/mk251.c int main ()
main 23 commands/bzip2-1.0.3/spewG.c int main ( int argc, char** argv )
main 59 commands/bzip2-1.0.3/unzcrash.c int main ( int argc, char** argv )
main 58 commands/cawf/bsfilt.c main(argc, argv)
main 48 commands/cawf/cawf.c main(argc, argv)
main 326 commands/cron/cron.c int main(int argc, char **argv)
main 92 commands/cron/crontab.c int main(int argc, char **argv)
main 58 commands/de/de.c void main( argc, argv )
main 671 commands/dhcpd/dhcpd.c int main(int argc, char **argv)
main 499 commands/dis88/dismain.c main(argc,argv)
main 26 commands/elle/eemain.c main (argc, argv)
main 200 commands/elle/ellec.c main(argc,argv)
main 732 commands/elvis/ctags.c main(argc, argv)
main 246 commands/elvis/elvprsv.c main(argc, argv)
main 169 commands/elvis/elvrec.c main(argc, argv)
main 219 commands/elvis/fmt.c int main(argc, argv)
main 35 commands/elvis/main.c main (argc, argv)
main 424 commands/elvis/ref.c int main(argc, argv)
main 271 commands/ftp/ftp.c int main(argc, argv)
main 339 commands/ftpd200/ftpd.c int main(argc, argv)
main 90 commands/httpd/dir2html.c int main(argc, argv)
main 35 commands/httpd/httpd.c int main(argc, argv)
main 2591 commands/i386/acd.c int main(int argc, char **argv)
main 59 commands/i386/asmconv/asmconv.c int main(int argc, char **argv)
main 50 commands/i386/mtools-3.9.7/mtools.c int main(int argc,char **argv)
main 311 commands/i86/cc.c main(argc, argv)
main 27 commands/ibm/atnormalize.c int main(void)
main 2716 commands/ibm/autopart.c int main(int argc, char **argv)
main 84 commands/ibm/backup.c int main(int argc, char **argv)
main 295 commands/ibm/dosread.c int main(argc, argv)
main 143 commands/ibm/fdisk.c main(argc, argv)
main 282 commands/ibm/format.c int main(int argc, char **argv)
main 52 commands/ibm/loadfont.c int main(int argc, char *argv[])
main 49 commands/ibm/loadkeys.c int main(int argc, char *argv[])
main 167 commands/ibm/mixer.c int main(argc, argv)
main 2050 commands/ibm/part.c int main(int argc, char **argv)
main 397 commands/ibm/partition.c int main(int argc, char **argv)
main 70 commands/ibm/playwave.c void main ( int argc, char *argv[] )
main 361 commands/ibm/postmort.c main(argc, argv)
main 100 commands/ibm/readclock.c PUBLIC int main(int argc, char **argv)
main 127 commands/ibm/recwave.c void main(argc, argv)
main 163 commands/ibm/repartition.c int main(int argc, char **argv)
main 66 commands/ibm/screendump.c void main(void)
main 41 commands/ibm/sdump.c int main(argc, argv)
main 45 commands/indent/indent.c void main(argc, argv)
main 172 commands/m4/main.c int main(argc,argv)
main 53 commands/make/main.c void main(argc, argv)
main 865 commands/mdb/mdb.c PUBLIC void main(argc, argv)
main 1424 commands/mined/mined1.c void main(argc, argv)
main 127 commands/patch/patch.c int main(argc,argv)
main 225 commands/pax/pax.c main(int argc, char *argv[])
main 271 commands/ps/ps.c int main(argc, argv)
main 40 commands/reboot/halt.c main(argc,argv)
main 126 commands/reboot/shutdown.c void main(argc,argv)
main 16 commands/reboot/tinyhalt.c int main(int argc, char **argv)
main 47 commands/rlogind/rlogind.c int main(int argc, char *argv[])
main 40 commands/sh/sh1.c int main(argc, argv)
main 34 commands/simple/add_route.c int main(int argc, char *argv[])
main 49 commands/simple/arp.c int main(int argc, char *argv[])
main 26 commands/simple/at.c int main(argc, argv, envp)
main 88 commands/simple/backup.c int main(argc, argv)
main 263 commands/simple/badblocks.c int main(argc, argv)
main 126 commands/simple/banner.c int main(argc, argv)
main 25 commands/simple/basename.c int main(argc, argv)
main 47 commands/simple/cal.c int main(argc, argv)
main 45 commands/simple/calendar.c int main(argc, argv)
main 34 commands/simple/cat.c int main(int argc, char *argv[])
main 48 commands/simple/cdiff.c int main(argc, argv)
main 32 commands/simple/cdprobe.c int main(void)
main 100 commands/simple/cgrep.c int main(argc, argv)
main 23 commands/simple/chmem.c int main(argc, argv)
main 163 commands/simple/chmod.c int main(argc, argv)
main 51 commands/simple/chown.c int main(argc, argv)
main 9 commands/simple/chroot.c main(int argc, char *argv[])
main 59 commands/simple/ci.c int main(argc, argv)
main 106 commands/simple/cksum.c int main(argc, argv)
main 304 commands/simple/cleantmp.c int main(int argc, char **argv)
main 21 commands/simple/cmp.c int main(argc, argv)
main 46 commands/simple/co.c int main(argc, argv)
main 50 commands/simple/comm.c int main(argc, argv)
main 289 commands/simple/compress.c int main(argc, argv)
main 1199 commands/simple/cp.c void main(int argc, char **argv)
main 20 commands/simple/crc.c int main(argc, argv)
main 207 commands/simple/cut.c int main(argc, argv)
main 35 commands/simple/date.c int main(argc, argv)
main 135 commands/simple/dd.c int main(argc, argv)
main 122 commands/simple/decomp16.c int main(argc, argv)
main 18 commands/simple/dev2name.c main(int argc, char *argv[])
main 24 commands/simple/devsize.c int main(int argc, char *argv[])
main 77 commands/simple/df.c int main(int argc, char *argv[])
main 219 commands/simple/dhrystone.c int main()
main 127 commands/simple/diff.c int main(argc, argv)
main 22 commands/simple/dirname.c int main(int argc, char **argv)
main 230 commands/simple/du.c int main(argc, argv)
main 1092 commands/simple/ed.c int main(argc, argv)
main 19 commands/simple/eject.c void main(int argc, char **argv)
main 12 commands/simple/env.c int main(int argc, char **argv)
main 17 commands/simple/expand.c int main(argc, argv)
main 9 commands/simple/factor.c int main(argc, argv)
main 79 commands/simple/fgrep.c int main(argc, argv)
main 70 commands/simple/file.c int main(argc, argv)
main 235 commands/simple/find.c int main(argc, argv)
main 151 commands/simple/finger.c main(argc, argv)
main 61 commands/simple/fix.c int main(argc, argv)
main 16 commands/simple/fold.c int main(argc, argv)
main 18 commands/simple/fortune.c int main(argc, argv)
main 1546 commands/simple/fsck.c int main(argc, argv)
main 1431 commands/simple/fsck1.c int main(argc, argv)
main 173 commands/simple/getty.c int main(int argc, char **argv)
main 722 commands/simple/gomoku.c int main()
main 72 commands/simple/grep.c int main(argc, argv)
main 14 commands/simple/head.c int main(argc, argv)
main 110 commands/simple/host.c main(c, v)
main 42 commands/simple/hostaddr.c void main(argc, argv)
main 17 commands/simple/id.c int main(int argc, char *argv[])
main 39 commands/simple/ifconfig.c main(argc, argv)
main 449 commands/simple/ifdef.c int main(int argc , char *argv [])
main 25 commands/simple/in.fingerd.c int main(argc, argv)
main 66 commands/simple/in.rshd.c int main(argc, argv)
main 407 commands/simple/install.c void main(int argc, char **argv)
main 47 commands/simple/intr.c int main(int argc, char **argv)
main 459 commands/simple/irdpd.c int main(int argc, char **argv)
main 230 commands/simple/isoread.c int main(argc, argv)
main 61 commands/simple/join.c void main(argc, argv)
main 47 commands/simple/kill.c int main(argc, argv)
main 390 commands/simple/last.c int main(argc, argv)
main 124 commands/simple/leave.c int main(argc, argv)
main 215 commands/simple/life.c int main(ac, av)
main 21 commands/simple/loadramdisk.c int main(int argc, char *argv[])
main 201 commands/simple/login.c int main(argc, argv)
main 128 commands/simple/look.c int main(int argc, char **argv)
main 51 commands/simple/lp.c int main(int argc, char **argp)
main 354 commands/simple/lpd.c int main(int argc, char **argv)
main 1059 commands/simple/ls.c int main(int argc, char **argv)
main 94 commands/simple/mail.c int main(argc, argv)
main 600 commands/simple/man.c int main(int argc, char **argv)
main 25 commands/simple/mesg.c int main(argc, argv)
main 165 commands/simple/mkdir.c int main(argc, argv)
main 151 commands/simple/mkfifo.c int main(argc, argv)
main 139 commands/simple/mkfs.c int main(argc, argv)
main 16 commands/simple/mknod.c int main(argc, argv)
main 44 commands/simple/mkproto.c int main(argc, argv)
main 32 commands/simple/mkswap.c int main(int argc, char **argv)
main 43 commands/simple/modem.c main(argc, argv)
main 27 commands/simple/mount.c int main(argc, argv)
main 82 commands/simple/mt.c int main(int argc, char **argv)
main 13 commands/simple/newroot.c int main(int argc, char *argv[])
main 51 commands/simple/nice.c main(int argc, char *argv[])
main 53 commands/simple/nm.c int main(argc, argv)
main 2007 commands/simple/nonamed.c int main(int argc, char **argv)
main 32 commands/simple/od.c int main(argc, argv)
main 133 commands/simple/origmkfs.c int main(argc, argv)
main 86 commands/simple/passwd.c int main(argc, argv)
main 99 commands/simple/paste.c int main(argc, argv)
main 41 commands/simple/ping.c main(argc, argv)
main 105 commands/simple/pr.c int main(argc, argv)
main 39 commands/simple/pr_routes.c int main(int argc, char *argv[])
main 20 commands/simple/prep.c int main(argc, argv)
main 4 commands/simple/printenv.c int main(int argc, char *argv[], char *envp[])
main 49 commands/simple/printf.c int main(int argc, char *argv[])
main 38 commands/simple/printroot.c int main(argc, argv)
main 47 commands/simple/progressbar.c int main(argc, argv)
main 599 commands/simple/proto.c int main(argc, argv)
main 35 commands/simple/pwd.c int main()
main 30 commands/simple/pwdauth.c int main(int argc, char **argv)
main 10 commands/simple/ramdisk.c main(int argc, char *argv[])
main 189 commands/simple/rarpd.c int main(int argc, char **argv)
main 74 commands/simple/rawspeed.c int main(int argc, char **argv)
main 87 commands/simple/rcp.c main(argc, argv)
main 32 commands/simple/rdate.c int main(int argc, char **argv)
main 81 commands/simple/readall.c int main(argc, argv)
main 82 commands/simple/readfs.c int main(argc, argv)
main 1478 commands/simple/remsync.c int main(int argc, char **argv)
main 52 commands/simple/rev.c main(int argc, char *argv[])
main 77 commands/simple/rget.c int main(int argc, char **argv)
main 186 commands/simple/rlogin.c int main(argc, argv)
main 27 commands/simple/rmdir.c int main(int argc, char **argv)
main 107 commands/simple/rsh.c main(argc, argv)
main 243 commands/simple/sed.c int main(argc, argv)
main 10 commands/simple/shar.c int main(argc, argv)
main 16 commands/simple/size.c int main(argc, argv)
main 10 commands/simple/sleep.c int main(argc, argv)
main 36 commands/simple/slip.c int main(int argc, char **argv)
main 311 commands/simple/sort.c int main(argc, argv)
main 23 commands/simple/split.c int main(argc, argv)
main 93 commands/simple/stat.c int main(int ac, char** av)
main 67 commands/simple/strings.c int main(argc, argv)
main 32 commands/simple/strip.c int main(argc, argv)
main 117 commands/simple/stty.c void main(argc, argv)
main 20 commands/simple/su.c int main(argc, argv)
main 32 commands/simple/sum.c int main(argc, argv)
main 210 commands/simple/swapfs.c int main(argc, argv)
main 8 commands/simple/sync.c int main()
main 1367 commands/simple/synctree.c main(argc, argv) int argc; char **argv;
main 27 commands/simple/sysenv.c int main(int argc, char **argv)
main 87 commands/simple/tail.c int main(argc, argv)
main 232 commands/simple/tar.c int main(argc, argv)
main 64 commands/simple/tcpd.c int main(int argc, char **argv)
main 42 commands/simple/tcpstat.c int main(int argc, char*argv[])
main 17 commands/simple/tee.c int main(argc, argv)
main 128 commands/simple/term.c int main(argc, argv)
main 23 commands/simple/termcap.c int main(argc, argv)
main 23 commands/simple/tget.c void main(int argc, char **argv)
main 32 commands/simple/time.c int main(argc, argv)
main 294 commands/simple/top.c int main(int argc, char *argv[])
main 139 commands/simple/touch.c int main(argc, argv)
main 36 commands/simple/tr.c int main(argc, argv)
main 51 commands/simple/treecmp.c int main(argc, argv)
main 46 commands/simple/truncate.c main(int argc, char **argv)
main 340 commands/simple/tsort.c int main(argc,argv)
main 233 commands/simple/ttt.c int main()
main 14 commands/simple/tty.c int main(argc, argv)
main 49 commands/simple/udpstat.c int main(int argc, char*argv[])
main 24 commands/simple/umount.c int main(argc, argv)
main 62 commands/simple/uname.c int main(argc, argv)
main 20 commands/simple/unexpand.c int main(argc, argv)
main 49 commands/simple/uniq.c int main(argc, argv)
main 9 commands/simple/update.c int main()
main 80 commands/simple/uud.c int main(argc, argv) int argc; char *argv[];
main 60 commands/simple/uue.c int main(argc, argv)
main 63 commands/simple/vol.c int main(argc, argv)
main 46 commands/simple/wc.c int main(argc, argv)
main 13 commands/simple/which.c int main(ac, av)
main 20 commands/simple/who.c int main(int argc, char **argv)
main 11 commands/simple/whoami.c int main()
main 217 commands/simple/write.c int main(argc, argv)
main 829 commands/simple/writeisofs.c main(int argc, char *argv[])
main 73 commands/simple/xargs.c int main(int argc, char **argv)
main 9 commands/simple/yes.c int main(int argc, char **argv)
main 120 commands/syslogd/logger.c int main(int argc, char **argv)
main 16 commands/syslogd/syslog_test.c void main(void)
main 789 commands/syslogd/syslogd.c int main(int argc, char **argv)
main 28 commands/talk/talk.c int main(argc, argv)
main 19 commands/talkd/talkd.c int main(argc, argv)
main 60 commands/telnet/ttn.c int main(int argc, char *argv[])
main 56 commands/telnetd/main.c int main(argc, argv)
main 458 commands/urlget/urlget.c int main(argc, argv)
main 37 commands/yap/main.c main(argc,argv) register char ** argv; {
main 256 commands/zmodem/rz.c int main(argc, argv)
main 282 commands/zmodem/sz.c int main(argc, argv)
main 398 drivers/at_wini/at_wini.c PUBLIC int main()
main 97 drivers/bios_wini/bios_wini.c PUBLIC int main()
main 37 drivers/cmos/cmos.c PUBLIC void main(void)
main 171 drivers/dp8390/dp8390.c int main(int argc, char *argv[])
main 556 drivers/dpeth/dp.c PUBLIC int main(int argc, char **argv)
main 289 drivers/floppy/floppy.c PUBLIC void main()
main 260 drivers/fxp/fxp.c int main(int argc, char *argv[])
main 306 drivers/lance/lance.c void main( int argc, char **argv )
main 61 drivers/log/log.c PUBLIC int main(void)
main 77 drivers/memory/memory.c PUBLIC int main(void)
main 23 drivers/memory/ramdisk/bintoc.c int main(int argc, char *argv[])
main 36 drivers/pci/main.c int main(void)
main 118 drivers/printer/printer.c PUBLIC void main(void)
main 61 drivers/random/main.c PUBLIC int main(void)
main 53 drivers/rescue/rescue.c PUBLIC int main(int argc, char **argv)
main 278 drivers/rtl8139/rtl8139.c int main(int argc, char *argv[])
main 83 drivers/sb16/sb16_dsp.c PUBLIC void main()
main 47 drivers/sb16/sb16_mixer.c PUBLIC void main() {
main 64 drivers/ti1225/ti1225.c int main(int argc, char *argv[])
main 20 drivers/tty/keymaps/genmap.c int main(void)
main 159 drivers/tty/tty.c PUBLIC void main(void)
main 32 kernel/main.c PUBLIC void main()
main 38 lib/ack/liby/main.c main()
main 38 lib/editline/testit.c main(ac, av)
main 555 lib/other/configfile.c int main(int argc, char **argv)
main 131 lib/other/strtok_r.c main()
main 428 lib/zlib-1.2.3/contrib/blast/blast.c int main(void)
main 4 lib/zlib-1.2.3/contrib/iostream/test.cpp int main() {
main 6 lib/zlib-1.2.3/contrib/iostream2/zstream_test.cpp void main() {
main 11 lib/zlib-1.2.3/contrib/iostream3/test.cc int main() {
main 464 lib/zlib-1.2.3/contrib/minizip/miniunz.c int main(argc,argv)
main 186 lib/zlib-1.2.3/contrib/minizip/minizip.c int main(argc,argv)
main 816 lib/zlib-1.2.3/contrib/puff/puff.c int main(int argc, char **argv)
main 145 lib/zlib-1.2.3/contrib/testzlib/testzlib.c int main(int argc, char *argv[])
main 606 lib/zlib-1.2.3/contrib/untgz/untgz.c int main(int argc,char **argv)
main 514 lib/zlib-1.2.3/example.c int main(argc, argv)
main 127 lib/zlib-1.2.3/examples/fitblk.c int main(int argc, char **argv)
main 622 lib/zlib-1.2.3/examples/gun.c int main(int argc, char **argv)
main 464 lib/zlib-1.2.3/examples/gzappend.c int main(int argc, char **argv)
main 426 lib/zlib-1.2.3/examples/gzjoin.c int main(int argc, char **argv)
main 166 lib/zlib-1.2.3/examples/zpipe.c int main(int argc, char **argv)
main 349 lib/zlib-1.2.3/examples/zran.c int main(int argc, char **argv)
main 269 lib/zlib-1.2.3/minigzip.c int main(argc, argv)
main 30 servers/ds/main.c PUBLIC int main(int argc, char **argv)
main 41 servers/fs/main.c PUBLIC int main()
main 94 servers/inet/inet.c PUBLIC void main()
main 66 servers/init/init.c int main(void)
main 34 servers/is/main.c PUBLIC int main(int argc, char **argv)
main 44 servers/pm/main.c PUBLIC int main()
main 29 servers/rs/main.c PUBLIC int main(void)
main 223 servers/rs/service.c PUBLIC int main(int argc, char **argv)
main 27 test/select/speed.c void main(void) {
main 21 test/select/test00.c int main(int argc, char *argv[]) {
main 26 test/select/test01.c int main(void) {
main 32 test/select/test02.c void main(void) {
main 31 test/select/test03.c void main(void) {
main 97 test/select/test04_cli.c int main(int argc,char *argv[]) {
main 79 test/select/test04_srv.c int main(int argc,char *argv[]) {
main 100 test/select/test05_cli.c int main(int argc,char *argv[]) {
main 79 test/select/test05_srv.c int main(int argc,char *argv[]) {
main 112 test/select/test06_cli.c int main(int argc,char *argv[]) {
main 83 test/select/test06_srv.c int main(int argc,char *argv[]) {
main 116 test/select/test07_cli.c int main(int argc,char *argv[]) {
main 85 test/select/test07_srv.c int main(int argc,char *argv[]) {
main 133 test/select/test08_cli.c int main(int argc,char *argv[]) {
main 101 test/select/test08_srv.c int main(int argc,char *argv[]) {
main 22 test/select/test09.c void main(void) {
main 25 test/select/test10.c void main(void) {
main 140 test/select/test11.c void main(void) {
main 29 test/select/test12.c int main(void) {
main 27 test/select/test13a.c int main(void) {
main 27 test/select/test13b.c int main(void) {
main 123 test/select/test14.c int main(int argc, char *argv[])
main 5 test/t10a.c int main()
main 18 test/t11a.c int main(argc, argv, envp)
main 17 test/t11b.c int main(argc, argv)
main 30 test/test1.c int main(argc, argv)
main 24 test/test10.c int main()
main 27 test/test11.c int main(argc, argv)
main 19 test/test12.c int main()
main 24 test/test13.c int main()
main 21 test/test14.c int main()
main 75 test/test15.c int main(argc, argv)
main 22 test/test16.c int main(argc, argv)
main 118 test/test17.c int main(argc, argv)
main 120 test/test18.c int main()
main 35 test/test19.c int main(argc, argv)
main 33 test/test2.c int main(argc, argv)
main 50 test/test20.c void main(argc, argv)
main 42 test/test21.c int main(argc, argv)
main 29 test/test22.c void main(argc, argv)
main 42 test/test23.c void main(argc, argv)
main 42 test/test24.c void main(argc, argv)
main 46 test/test25.c void main(argc, argv)
main 37 test/test26.c void main(argc, argv)
main 38 test/test27.c void main(argc, argv)
main 47 test/test28.c void main(argc, argv)
main 52 test/test29.c void main(argc, argv)
main 30 test/test3.c int main(argc, argv)
main 45 test/test30.c void main(argc, argv)
main 38 test/test31.c void main(argc, argv)
main 39 test/test32.c void main(argc, argv)
main 42 test/test33.c void main(argc, argv)
main 59 test/test34.c void main(argc, argv)
main 51 test/test35.c void main(argc, argv)
main 64 test/test36.c void main(argc, argv)
main 69 test/test37.c int main(argc, argv)
main 42 test/test38.c void main(argc, argv)
main 55 test/test39.c int main(argc, argv)
main 23 test/test4.c int main()
main 44 test/test40.c void main(argc, argv)
main 6 test/test41.c int main(int argc, char *argv[])
main 27 test/test6.c int main(argc, argv)
main 52 test/test7.c int main(argc, argv)
main 34 test/test8.c void main(argc, argv)
main 28 test/test9.c int main(argc, argv)