fdtrack: add wrappers for epoll_create, epoll_create1.

Bug: https://issuetracker.google.com/154450436
Test: bionic-unit-tests
Change-Id: I6c881e5d67596c543526536541d5b8086e21d9e9
diff --git a/libc/SYSCALLS.TXT b/libc/SYSCALLS.TXT
index cf7d58b..e8445fd 100644
--- a/libc/SYSCALLS.TXT
+++ b/libc/SYSCALLS.TXT
@@ -308,7 +308,7 @@
 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_create1: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 sigset64_t*, size_t)  all