alpha: fix epoll syscall enumerations

We went and named them __NR_sys_foo instead of __NR_foo.

It may be too late to change this, but we can at least add the proper names
now.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Adrian Bunk <bunk@kernel.org>

include/asm-alpha/unistd.h

@@ -342,9 +342,14 @@
 #define __NR_io_cancel			402
 #define __NR_exit_group			405
 #define __NR_lookup_dcookie		406
-#define __NR_sys_epoll_create		407
-#define __NR_sys_epoll_ctl		408
-#define __NR_sys_epoll_wait		409
+#define __NR_epoll_create		407
+#define __NR_epoll_ctl			408
+#define __NR_epoll_wait			409
+/* Feb 2007: These three sys_epoll defines shouldn't be here but culling
+ * them would break userspace apps ... we'll kill them off in 2010 :) */
+#define __NR_sys_epoll_create		__NR_epoll_create
+#define __NR_sys_epoll_ctl		__NR_epoll_ctl
+#define __NR_sys_epoll_wait		__NR_epoll_wait
 #define __NR_remap_file_pages		410
 #define __NR_set_tid_address		411
 #define __NR_restart_syscall		412