Defined in 4 files as a macro:

• contrib/llvm-project/libcxx/include/errno.h, line 228 (as a macro)
• contrib/ntp/lib/isc/win32/include/isc/net.h, line 198 (as a macro)
• crypto/openssh/defines.h, line 823 (as a macro)
• sys/sys/errno.h, line 96 (as a macro)

Defined in 1 files as a function:

• stand/liblua/lerrno.c, line 86 (as a function)

Referenced in 251 files:

• bin/pkill/pkill.c, line 826
• bin/sh/input.c, line 167
• contrib/apr/file_io/unix/readwrite.c, 3 times
• contrib/apr/include/apr_errno.h, 6 times
• contrib/apr/locks/unix/proc_mutex.c, line 1245
• contrib/apr/network_io/unix/sendrecv.c, 8 times
• contrib/bearssl/tools/sslio.c, 4 times
• contrib/binutils/libiberty/strerror.c, 2 times
• contrib/bsnmp/lib/snmpclient.c, line 1439
• contrib/dma/spool.c, line 379
• contrib/ldns/net.c, 2 times
• contrib/libedit/read.c, 4 times
• contrib/libevent/util-internal.h, 2 times
• contrib/libpcap/pcap-bpf.c, line 1020
• contrib/libpcap/pcap-nit.c, line 115
• contrib/libpcap/pcap-pf.c, line 117
• contrib/libpcap/pcap-snit.c, line 131
• contrib/libpcap/pcap-snoop.c, line 95
• contrib/llvm-project/libcxx/include/errno.h, line 227
• contrib/llvm-project/llvm/lib/Support/raw_ostream.cpp, 2 times
• contrib/netbsd-tests/include/t_errno.c, line 742
• contrib/netbsd-tests/net/net/t_tcp.c, line 160
• contrib/netbsd-tests/rump/kernspace/tsleep.c, line 76
• contrib/ntp/lib/isc/unix/entropy.c, 4 times
• contrib/ntp/lib/isc/unix/socket.c, line 233
• contrib/ntp/lib/isc/win32/include/isc/net.h, line 197
• contrib/ntp/lib/isc/win32/socket.c, line 125
• contrib/ntp/ntpd/ntp_io.c, line 3549
• contrib/ntp/ntpdate/ntpdate.c, line 1879
• contrib/ntp/sntp/libevent/util-internal.h, 2 times
• contrib/nvi/common/exf.c, 2 times
• contrib/ofed/libibumad/umad.c, 2 times
• contrib/ofed/librdmacm/examples/riostream.c, 4 times
• contrib/ofed/librdmacm/examples/rstream.c, 3 times
• contrib/ofed/librdmacm/examples/udpong.c, 4 times
• contrib/ofed/librdmacm/rsocket.c, 9 times
• contrib/openbsm/compat/pidfile.h, line 135
• contrib/sendmail/libmilter/listener.c, 2 times
• contrib/sendmail/libsm/local.h, line 295
• contrib/sendmail/libsmdb/smdb.c, line 142
• contrib/sendmail/mail.local/mail.local.c, 4 times
• contrib/sendmail/src/conf.c, line 3697
• contrib/sendmail/src/daemon.c, 2 times
• contrib/sendmail/src/util.c, line 594
• contrib/tcsh/ed.term.c, 5 times
• contrib/tcsh/tc.func.c, 4 times
• contrib/telnet/telnet/network.c, line 152
• contrib/telnet/telnet/sys_bsd.c, 2 times
• contrib/telnet/telnetd/telnetd.c, 2 times
• contrib/telnet/telnetd/utility.c, 2 times
• contrib/unbound/dnstap/dtstream.c, 2 times
• contrib/unbound/dnstap/unbound-dnstap-socket.c, 2 times
• contrib/unbound/util/netevent.c, 12 times
• contrib/wpa/src/common/wpa_ctrl.c, line 519
• contrib/wpa/src/crypto/tls_gnutls.c, line 160
• contrib/xz/src/xz/file_io.c, 2 times
• crypto/heimdal/appl/telnet/telnet/network.c, line 147
• crypto/heimdal/appl/telnet/telnet/sys_bsd.c, 2 times
• crypto/heimdal/appl/telnet/telnetd/telnetd.c, 2 times
• crypto/heimdal/appl/telnet/telnetd/utility.c, 2 times
• crypto/heimdal/lib/hdb/hdb.c, 2 times
• crypto/heimdal/lib/roken/flock.c, line 133
• crypto/openssh/atomicio.c, 2 times
• crypto/openssh/channels.c, 7 times
• crypto/openssh/clientloop.c, line 645
• crypto/openssh/defines.h, line 822
• crypto/openssh/mux.c, 6 times
• crypto/openssh/openbsd-compat/arc4random.c, line 106
• crypto/openssh/openbsd-compat/bsd-flock.c, line 73
• crypto/openssh/packet.c, 3 times
• crypto/openssh/serverloop.c, line 324
• crypto/openssh/sftp-client.c, line 1689
• crypto/openssh/ssh-keyscan.c, line 583
• crypto/openssh/sshd.c, line 1230
• crypto/openssh/sshkey-xmss.c, line 482
• crypto/openssl/crypto/bio/bss_dgram.c, 8 times
• crypto/openssl/crypto/bio/bss_fd.c, 5 times
• crypto/openssl/crypto/bio/bss_sock.c, 5 times
• crypto/openssl/engines/e_afalg.c, line 269
• lib/libc/rpc/clnt_dg.c, line 482
• lib/libc/yp/yplib.c, line 385
• lib/libutil/gr_util.c, line 108
• lib/libutil/pidfile.c, line 158
• lib/libutil/pw_util.c, line 181
• sbin/routed/input.c, line 80
• sbin/routed/rdisc.c, line 965
• sbin/routed/table.c, line 1175
• stand/kshim/bsd_kernel.c, 2 times
• sys/arm/broadcom/bcm2835/bcm2835_spi.c, line 533
• sys/arm/ti/ti_pruss.c, line 262
• sys/cam/ctl/ctl_ha.c, line 409
• sys/compat/cloudabi/cloudabi_futex.c, 2 times
• sys/compat/linux/linux_futex.c, 3 times
• sys/compat/linuxkpi/common/include/linux/wait.h, line 168
• sys/compat/linuxkpi/common/src/linux_compat.c, 2 times
• sys/compat/linuxkpi/common/src/linux_schedule.c, 2 times
• sys/compat/ndis/subr_ntoskrnl.c, line 1747
• sys/contrib/openzfs/include/os/freebsd/spl/sys/condvar.h, 4 times
• sys/contrib/vchiq/interface/compat/vchi_bsd.c, 2 times
• sys/contrib/vchiq/interface/vchiq_arm/vchiq_arm.c, 2 times
• sys/dev/aac/aac.c, line 1055
• sys/dev/aacraid/aacraid.c, line 1045
• sys/dev/adb/adb_mouse.c, line 513
• sys/dev/amr/amr.c, line 1361
• sys/dev/atkbdc/psm.c, line 2453
• sys/dev/axgbe/xgbe-dev.c, 2 times
• sys/dev/ciss/ciss.c, 3 times
• sys/dev/cxgbe/iw_cxgbe/cm.c, line 1884
• sys/dev/cxgbe/tom/t4_tom_l2t.c, 3 times
• sys/dev/cyapa/cyapa.c, line 785
• sys/dev/drm2/drm_os_freebsd.h, line 533
• sys/dev/etherswitch/rtl8366/rtl8366rb.c, 2 times
• sys/dev/evdev/cdev.c, line 214
• sys/dev/evdev/uinput.c, line 258
• sys/dev/gpio/gpiobus.c, line 927
• sys/dev/hyperv/hvsock/hv_sock.c, 3 times
• sys/dev/ichsmb/ichsmb.c, line 640
• sys/dev/iicbus/ads111x.c, 2 times
• sys/dev/iicbus/iiconf.c, line 67
• sys/dev/imcsmb/imcsmb_pci.c, line 310
• sys/dev/intel/spi.c, line 414
• sys/dev/intpm/intpm.c, line 622
• sys/dev/ipmi/ipmi.c, line 846
• sys/dev/ipw/if_ipw.c, line 1867
• sys/dev/iscsi_initiator/isc_sm.c, line 558
• sys/dev/ismt/ismt.c, line 211
• sys/dev/isp/isp.c, 4 times
• sys/dev/isp/isp_freebsd.c, line 648
• sys/dev/ixl/if_iavf.c, line 597
• sys/dev/kbd/kbd.c, line 619
• sys/dev/mly/mly.c, line 2970
• sys/dev/mpr/mpr.c, 3 times
• sys/dev/mpr/mpr_sas_lsi.c, line 1089
• sys/dev/mps/mps.c, 3 times
• sys/dev/mps/mps_sas_lsi.c, line 862
• sys/dev/mpt/mpt.c, line 1345
• sys/dev/mrsas/mrsas_cam.c, line 1992
• sys/dev/nvme/nvme_ctrlr.c, line 1617
• sys/dev/ow/ow.c, line 684
• sys/dev/pccbb/pccbb.c, line 523
• sys/dev/ppbus/lpt.c, 3 times
• sys/dev/ppbus/ppb_1284.c, line 421
• sys/dev/ppbus/ppb_base.c, 2 times
• sys/dev/ppbus/ppbconf.c, line 527
• sys/dev/ppbus/ppi.c, line 514
• sys/dev/ppc/ppc_isa.c, 2 times
• sys/dev/random/randomdev.c, 3 times
• sys/dev/smbus/smbconf.c, 3 times
• sys/dev/snp/snp.c, line 178
• sys/dev/sound/midi/midi.c, 2 times
• sys/dev/sound/midi/sequencer.c, 4 times
• sys/dev/sume/if_sume.c, 4 times
• sys/dev/tpm/tpm.c, 5 times
• sys/dev/twa/tw_osl_freebsd.c, line 1037
• sys/dev/twa/tw_osl_share.h, line 104
• sys/dev/tws/tws_user.c, 2 times
• sys/dev/usb/usb_dev.c, 2 times
• sys/dev/virtio/block/virtio_blk.c, line 1256
• sys/dev/vkbd/vkbd.c, 2 times
• sys/dev/vt/vt_sysmouse.c, 2 times
• sys/dev/xen/blkfront/blkfront.c, line 1558
• sys/dev/xen/evtchn/evtchn_dev.c, 2 times
• sys/dev/xen/xenstore/xenstore.c, 3 times
• sys/dev/xen/xenstore/xenstore_dev.c, line 239
• sys/fs/cuse/cuse.c, 4 times
• sys/fs/fuse/fuse_io.c, line 586
• sys/fs/fuse/fuse_ipc.c, line 469
• sys/fs/nfs/nfs.h, line 579
• sys/fs/nfsclient/nfs_clnfsiod.c, line 341
• sys/geom/bde/g_bde_work.c, line 649
• sys/geom/journal/g_journal.c, line 2006
• sys/geom/mirror/g_mirror_ctl.c, line 122
• sys/geom/raid/g_raid.c, 3 times
• sys/kern/kern_alq.c, 2 times
• sys/kern/kern_event.c, 2 times
• sys/kern/kern_linker.c, line 1035
• sys/kern/kern_shutdown.c, 2 times
• sys/kern/kern_synch.c, line 334
• sys/kern/kern_tc.c, line 1571
• sys/kern/kern_thr.c, 2 times
• sys/kern/kern_time.c, 2 times
• sys/kern/subr_autoconf.c, line 164
• sys/kern/subr_log.c, line 158
• sys/kern/subr_sleepqueue.c, line 629
• sys/kern/subr_smp.c, line 959
• sys/kern/subr_stack.c, 2 times
• sys/kern/sys_generic.c, 5 times
• sys/kern/sys_getrandom.c, line 48
• sys/kern/sys_socket.c, 3 times
• sys/kern/sysv_msg.c, line 904
• sys/kern/tty.c, line 192
• sys/kern/tty_pts.c, 2 times
• sys/kern/tty_ttydisc.c, 6 times
• sys/kern/uipc_sem.c, line 854
• sys/kern/uipc_sockbuf.c, line 470
• sys/kern/uipc_socket.c, 4 times
• sys/kern/uipc_syscalls.c, 2 times
• sys/kern/vfs_aio.c, 3 times
• sys/kern/vfs_subr.c, line 1533
• sys/kern/vfs_vnops.c, 2 times
• sys/net/bpf.c, 2 times
• sys/net/if_ethersubr.c, line 353
• sys/net/if_fwsubr.c, 2 times
• sys/net/if_infiniband.c, 2 times
• sys/net/if_tuntap.c, line 1726
• sys/netgraph/bluetooth/drivers/ubt/ng_ubt.c, line 567
• sys/netgraph/bluetooth/socket/ng_btsocket_rfcomm.c, 2 times
• sys/netgraph/ng_device.c, line 427
• sys/netgraph/ng_ksocket.c, 2 times
• sys/netinet/if_ether.c, line 579
• sys/netinet/sctp_output.c, 2 times
• sys/netinet/sctp_syscalls.c, 3 times
• sys/netinet/sctputil.c, 2 times
• sys/netinet/tcp_usrreq.c, line 1465
• sys/netinet6/nd6.c, line 2423
• sys/netsmb/smb_iod.c, line 304
• sys/netsmb/smb_trantcp.c, 2 times
• sys/nfs/bootp_subr.c, line 708
• sys/nfs/krpc_subr.c, line 353
• sys/nfsclient/nfs.h, line 146
• sys/nlm/nlm_advlock.c, 4 times
• sys/ofed/drivers/infiniband/core/ib_addr.c, 2 times
• sys/ofed/drivers/infiniband/ulp/sdp/sdp_main.c, 2 times
• sys/powerpc/mpc85xx/fsl_espi.c, line 395
• sys/powerpc/powermac/kiic.c, line 420
• sys/powerpc/powermac/smu.c, 5 times
• sys/rpc/clnt_bck.c, line 394
• sys/rpc/clnt_dg.c, 4 times
• sys/rpc/clnt_vc.c, 2 times
• sys/rpc/svc.c, line 1222
• sys/rpc/svc_dg.c, line 191
• sys/rpc/svc_vc.c, 2 times
• tests/sys/fifo/fifo_kqueue.c, 4 times
• tests/sys/kern/pipe/pipe_kqueue_test.c, 3 times
• tests/sys/netinet/so_reuseport_lb_test.c, line 88
• tools/regression/kthread/kld/kthrdlk.c, 2 times
• tools/regression/sockets/accf_data_attach/accf_data_attach.c, line 224
• tools/tools/mctest/mctest.cc, 2 times
• usr.bin/chat/chat.c, line 1083
• usr.bin/wall/ttymsg.c, line 124
• usr.sbin/bhyve/net_backends.c, 2 times
• usr.sbin/bhyve/pci_virtio_console.c, line 426
• usr.sbin/bsnmpd/modules/snmp_netgraph/snmp_netgraph.c, 3 times
• usr.sbin/cron/lib/compat.c, line 188
• usr.sbin/lpr/lpd/lpd.c, line 288
• usr.sbin/lpr/lpd/printjob.c, line 210
• usr.sbin/moused/moused.c, line 1091
• usr.sbin/powerd/powerd.c, line 340
• usr.sbin/rpcbind/rpcbind.c, line 149
• usr.sbin/rtadvd/control.c, line 236
• usr.sbin/ypbind/ypbind.c, line 403