diff --git a/usr.bin/kdump/linux32_syscalls.conf b/usr.bin/kdump/linux32_syscalls.conf
deleted file mode 100644
index 66a67fd8e2f0..000000000000
--- a/usr.bin/kdump/linux32_syscalls.conf
+++ /dev/null
@@ -1,11 +0,0 @@
-# $FreeBSD$
-sysnames="linux32_syscalls.c"
-sysproto="/dev/null"
-sysproto_h=_LINUX32_SYSPROTO_H_
-syshdr="/dev/null"
-syssw="/dev/null"
-sysmk="/dev/null"
-syscallprefix="LINUX32_SYS_"
-switchname="/dev/null"
-namesname="linux32_syscallnames"
-systrace="/dev/null"
diff --git a/usr.bin/kdump/linux_syscalls.conf b/usr.bin/kdump/linux_syscalls.conf
deleted file mode 100644
index 82adb560c131..000000000000
--- a/usr.bin/kdump/linux_syscalls.conf
+++ /dev/null
@@ -1,11 +0,0 @@
-# $FreeBSD$
-sysnames="linux_syscalls.c"
-sysproto="/dev/null"
-sysproto_h=_LINUX_SYSPROTO_H_
-syshdr="/dev/null"
-syssw="/dev/null"
-sysmk="/dev/null"
-syscallprefix="LINUX_SYS_"
-switchname="/dev/null"
-namesname="linux_syscallnames"
-systrace="/dev/null"
diff --git a/usr.bin/truss/makesyscallsconf.sh b/usr.bin/truss/makesyscallsconf.sh
deleted file mode 100755
index 81eb78ea9f09..000000000000
--- a/usr.bin/truss/makesyscallsconf.sh
+++ /dev/null
@@ -1,21 +0,0 @@
-#! /bin/sh
-# $FreeBSD$
-
-ABI="$1"
-CONF="$2"
-
-header="${ABI}_syscalls.h"
-
-cat > "${CONF}" << EOF
-sysnames="${header}.tmp"
-sysproto="/dev/null"
-sysproto_h="/dev/null"
-syshdr="/dev/null"
-sysmk="/dev/null"
-syssw="/dev/null"
-syshide="/dev/null"
-syscallprefix="SYS_"
-switchname="sysent"
-namesname="syscallnames"
-systrace="/dev/null"
-EOF