diff --git a/libc/include/sys/socketcalls.h b/libc/include/sys/socketcalls.h
deleted file mode 100644
index 131e0bb..0000000
--- a/libc/include/sys/socketcalls.h
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *  * Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- *  * Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-#ifndef _SYS_SOCKETCALLS_H_
-#define _SYS_SOCKETCALLS_H_
-
-/* socketcalls by number */
-
-#define SYS_SOCKET      1               /* sys_socket(2)                */
-#define SYS_BIND        2               /* sys_bind(2)                  */
-#define SYS_CONNECT     3               /* sys_connect(2)               */
-#define SYS_LISTEN      4               /* sys_listen(2)                */
-#define SYS_ACCEPT      5               /* sys_accept(2)                */
-#define SYS_GETSOCKNAME 6               /* sys_getsockname(2)           */
-#define SYS_GETPEERNAME 7               /* sys_getpeername(2)           */
-#define SYS_SOCKETPAIR  8               /* sys_socketpair(2)            */
-#define SYS_SEND        9               /* sys_send(2)                  */
-#define SYS_RECV        10              /* sys_recv(2)                  */
-#define SYS_SENDTO      11              /* sys_sendto(2)                */
-#define SYS_RECVFROM    12              /* sys_recvfrom(2)              */
-#define SYS_SHUTDOWN    13              /* sys_shutdown(2)              */
-#define SYS_SETSOCKOPT  14              /* sys_setsockopt(2)            */
-#define SYS_GETSOCKOPT  15              /* sys_getsockopt(2)            */
-#define SYS_SENDMSG     16              /* sys_sendmsg(2)               */
-#define SYS_RECVMSG     17              /* sys_recvmsg(2)               */
-#define SYS_ACCEPT4     18              /* sys_accept4(2)               */
-#define SYS_RECVMMSG    19              /* sys_recvmmsg(2)              */
-#define SYS_SENDMMSG    20              /* sys_sendmmsg(2)              */
-
-#endif /* _SYS_SOCKETCALLS_H_ */