[glibc/fw/syscall-cleanups] Linux: epoll_pwait syscall number is always available

[Florian Weimer <fw@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=196d8d5ac06764500c7fff6e9a6a26bfe66d587e

commit 196d8d5ac06764500c7fff6e9a6a26bfe66d587e
Author: Florian Weimer <fweimer@redhat.com>
Date:   Sun Feb 9 16:57:49 2020 +0100

    Linux: epoll_pwait syscall number is always available
    
    Due to the built-in tables, __NR_epoll_pwait is always defined.

Diff:
---
 sysdeps/unix/sysv/linux/epoll_pwait.c | 16 ----------------
 1 file changed, 16 deletions(-)

diff --git a/sysdeps/unix/sysv/linux/epoll_pwait.c b/sysdeps/unix/sysv/linux/epoll_pwait.c
index fcd2a47..66f0448 100644
--- a/sysdeps/unix/sysv/linux/epoll_pwait.c
+++ b/sysdeps/unix/sysv/linux/epoll_pwait.c
@@ -23,8 +23,6 @@
 #include <sysdep-cancel.h>
 #include <sys/syscall.h>
 
-#ifdef __NR_epoll_pwait
-
 /* Wait for events on an epoll instance "epfd". Returns the number of
    triggered events returned in "events" buffer. Or -1 in case of
    error with the "errno" variable set to the specific error code. The
@@ -42,18 +40,4 @@ int epoll_pwait (int epfd, struct epoll_event *events,
   return SYSCALL_CANCEL (epoll_pwait, epfd, events, maxevents,
 			 timeout, set, _NSIG / 8);
 }
-
-#else
-
-int epoll_pwait (int epfd, struct epoll_event *events,
-		 int maxevents, int timeout,
-		 const sigset_t *set)
-{
-  __set_errno (ENOSYS);
-  return -1;
-}
-stub_warning (epoll_pwait)
-
-#endif
-
 libc_hidden_def (epoll_pwait)