Add splice, tee, and vmsplice.

Change-Id: I5f43380b88d776a8bb607b47dbbc5db5a2fe6163
diff --git a/libc/SYSCALLS.TXT b/libc/SYSCALLS.TXT
index 839cfb7..b4c8134 100644
--- a/libc/SYSCALLS.TXT
+++ b/libc/SYSCALLS.TXT
@@ -285,6 +285,10 @@
 int     sysinfo(struct sysinfo*)  all
 int     personality(unsigned long)  all
 
+ssize_t tee(int, int, size_t, unsigned int)  all
+ssize_t splice(int, off64_t*, int, off64_t*, size_t, unsigned int)  all
+ssize_t vmsplice(int, const struct iovec*, size_t, unsigned int)  all
+
 int epoll_create1(int)  all
 int epoll_ctl(int, int op, int, struct epoll_event*)  all
 int __epoll_pwait:epoll_pwait(int, struct epoll_event*, int, int, const sigset_t*, size_t)  all