diff --git a/usr.bin/ktrace/kdump/mkioctls b/usr.bin/ktrace/kdump/mkioctls
index acba53be3f05..3a5d72845588 100644
--- a/usr.bin/ktrace/kdump/mkioctls
+++ b/usr.bin/ktrace/kdump/mkioctls
@@ -6,6 +6,7 @@ BEGIN {
 	print "#include <net/route.h>"
 	print "#include <net/if.h>"
 	print "#include <sys/termios.h>"
+	print "#include <net/bpf.h>"
 	print "#define COMPAT_43"
 	print "#include <sys/ioctl.h>"
 	print ""
@@ -15,7 +16,7 @@ BEGIN {
 	print ""
 }
 
-/^#[ 	]*define[ 	]*(TIO|FIO|SIO|OSIO)[A-Z]*[ 	]*_IO/ {
+/^#[ 	]*define[ 	]*(BIO|TIO|FIO|SIO|OSIO)[A-Z]*[ 	]*_IO/ {
 	
 	# find where the name starts
 	for (i = 1; i <= NF; i++)
@@ -30,4 +31,4 @@ END {
 	print "\n\treturn(NULL);"
 	print "}"
 }
-' /usr/include/sys/ioctl.h /usr/include/sys/ioctl_compat.h
+' /usr/include/sys/ioctl.h /usr/include/sys/ioctl_compat.h /usr/include/net/bpf.h