Defined in 1 files as a macro:

• bsd/sys/filio.h, line 72 (as a macro)

Referenced in 4 files:

• bsd/miscfs/fifofs/fifo_vnops.c, line 361
• bsd/net/bpf.c, line 928
• bsd/net/if_tun.c, line 491
• bsd/vfs/vfs_vnops.c, line 445